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2021 Jeep Grand Cherokee Owners Manual - VEHICLE MAINTENANCE



VEHICLE MAINTENANCE

An authorized dealer has the qualified service personnel, special tools, and equipment to perform all service operations in an expert manner. Service Manuals are available which include detailed service information for your vehicle. Refer to these Service Manuals before attempting any procedure yourself.

Intentional tampering with emissions control systems may void your warranty and could result in civil penalties being assessed against you.

ENGINE OIL

Engine Oil Selection

For best performance and maximum protection under all types of operating conditions, the manufacturer recommends engine oils that meet the requirements of FCA Material Standard. For the proper engine oil selection page 390.

Hemi engines (5.7L) at times can tick right after startup and then quiet down after approxi- mately 30 seconds. This is normal and will not harm the engine. This characteristic can be caused by short drive cycles. For example, if the vehicle is started then shut off after driving a short distance. Upon restarting, you may experi- ence a ticking sound. Other causes could be if

the vehicle is unused for an extended period of time, incorrect oil, extended oil changes or extended idling. If the engine continues to tick or if the Malfunction Indicator Light (MIL) comes on, see the nearest authorized dealer.

This symbol means that the oil has been certified by the American Petroleum Institute (API). FCA only recommends API Certified engine oils.

This symbol certifies 0W-20, 5W-20, 0W-30, 5W-30 and 10W-30 engine oils.

You may use synthetic engine oils provided the recommended oil quality requirements are met, and the recommended maintenance intervals for oil and filter changes are followed.

Synthetic engine oils which do not have both the engine oil certification mark and the correct SAE viscosity grade number should not be used.

FCA strongly recommends against the addition of any additives (other than leak detection dyes) to the engine oil. Engine oil is an engineered product and its performance may be impaired by supplemental additives.

Care should be taken in disposing of used engine oil and oil filters from your vehicle. Used oil and oil filters, indiscriminately discarded, can present a problem to the environment. Contact an authorized dealer, service station or governmental agency for advice on how and where used oil and oil filters can be safely discarded in your area.

ENGINE OIL FILTER

The engine oil filter should be replaced with a new filter at every engine oil change.

A full-flow type disposable oil filter should be used for replacement. The quality of

replacement filters varies considerably. Only high quality Mopar certified filters should be used.

ENGINE AIR CLEANER FILTER

For the proper maintenance intervals

page 330.

Be sure to follow the “Severe Duty Conditions” maintenance interval if applicable.

The quality of replacement filters varies considerably. Only high quality Mopar certified filters should be used.

Inspect engine air cleaner filter for dirt and/or debris, if you find evidence of either dirt or debris, change the engine air cleaner filter.

    Release the spring clips from the engine air cleaner filter cover.

1 — Engine Air Cleaner Filter Cover 2 — Spring Clips

    Lift the engine air cleaner filter cover to access the engine air cleaner filter.
    Remove the engine air cleaner filter from the housing assembly.

1 — Engine Air Cleaner Filter Cover 2 — Engine Air Cleaner Filter

Inspect and clean the housing if dirt or debris is present before replacing the engine air cleaner filter.

    Install the engine air cleaner filter into the housing assembly with the engine air cleaner filter inspection surface facing downward.
    Install the engine air cleaner filter cover onto the housing assembly locating tabs.
    Latch the spring clips and lock the engine air cleaner filter cover to the housing assembly.

AIR CONDITIONER MAINTENANCE

For best possible performance, the air conditioner should be checked and serviced by an authorized dealer at the start of each warm season. This service should include cleaning of the condenser fins and a performance test.

Drive belt tension should also be checked at this time.

R-134a Air Conditioning Refrigerant is a hydrofluorocarbon (HFC) that is an

ozone-friendly substance. FCA recommends that air conditioning service be performed by an authorized dealer or other service facilities using recovery and recycling equipment.

Use only FCA approved A/C system PAG compressor oil and refrigerants.

R-1234yf Air Conditioning Refrigerant is a hydrofluoroolefin (HFO) that is endorsed by the Environmental Protection Agency and is an ozone-friendly substance with a low

global-warming potential. FCA recommends that air conditioning service be performed by an authorized dealer using recovery and recycling equipment.

Use only FCA approved A/C system PAG compressor oil, and refrigerants.

For the proper maintenance intervals

page 330.

The A/C air filter is located in the fresh air inlet behind the glove compartment. Perform the following procedure to replace the filter:

    Open the glove compartment and remove all contents.

    — Glove Compartment Travel Stops
    — Glove Compartment Tension Tether 3 — Glove Compartment Door

    There are glove compartment travel stops on both sides of the glove compartment door, partially close the glove compartment door and push inward to release the glove compartment travel stop on one side and repeat this procedure for the opposite side.
    Pull the right hand side of the glove compartment door toward the rear of the vehicle to disengage the glove compartment door from its hinges.

When disengaging the glove compartment door from its hinges, there will be some resistance.

    With the glove compartment door loose, remove the glove compartment tension tether and tether clip by sliding the clip toward the face of the glove compartment door and lifting the clip out of glove compartment door.

Right Side Of Glove Compartment 1 — Glove Compartment Tension Tether 2 — Glove Compartment Door

    Remove the filter cover by disengaging the retaining tab and mid way snap that secures the filter cover to the HVAC housing. Disengage the mid way snap by pulling the door outward. Unhinge the filter cover on the right side to fully remove the cover.

1 — Retaining Tab 2 — Mid Way Snap

3 — Filter Cover Hinge

    Remove the A/C air filter by pulling it straight out of the housing.

    Install the A/C air filter with the arrow on the filter pointing toward the floor. When installing the filter cover, make sure the retaining tabs fully engage the cover.

    Reinstall the glove compartment door on the door hinge and reattach the tension tether by inserting the tether clip in the glove compartment and sliding the clip away from the face of the glove compartment door.
    Push the door to the near closed position to reengage the glove compartment travel stops.

Ensure the glove compartment door hinges and glove compartment travel stops are fully engaged.

ACCESSORY DRIVE BELT INSPECTION

8

When inspecting accessory drive belts, small

cracks that run across the ribbed surface of the belt from rib to rib, are considered normal. This is not a reason to replace belt. However, cracks running along a rib (not across) are not normal. Any belt with cracks running along a rib must be replaced. Also have the belt replaced if it has excessive wear, frayed cords or severe glazing.

Conditions that would require replacement:

    Rib chunking (one or more ribs has sepa- rated from belt body)
    Rib or belt wear
    Longitudinal belt cracking (cracks between two ribs)
    Belt slips
    “Groove jumping" (belt does not maintain correct position on pulley)
    Belt broken (note: identify and correct problem before new belt is installed)
    Noise (objectionable squeal, squeak, or rumble is heard or felt while drive belt is in operation)

Some conditions can be caused by a faulty component such as a belt pulley. Belt pulleys should be carefully inspected for damage and proper alignment.

Belt replacement on some models requires the use of special tools, we recommend having your vehicle serviced at an authorized dealer.

BODY LUBRICATION

Locks and all body pivot points, including such items as seat tracks, door hinge pivot points and rollers, liftgate, tailgate, decklid, sliding doors and hood hinges, should be lubricated periodically use a lithium-based grease, such as Mopar Spray White Lube to ensure quiet, easy operation and to protect against rust and wear. Prior to the application of any lubricant, the parts concerned should be wiped clean to remove dust and grit; after lubricating, excess oil and grease should be removed. Particular attention should also be given to hood latching components to ensure proper function. When performing other underhood services, the hood latch, release mechanism and safety catch should be cleaned and lubricated.

The external lock cylinders should be lubricated twice a year, preferably in the Autumn and Spring. Apply a small amount of a high quality lubricant, such as Mopar Lock Cylinder Lubricant directly into the lock cylinder.

WINDSHIELD WIPER BLADES

Clean the rubber edges of the wiper blades and the windshield periodically with a sponge or soft cloth and a mild nonabrasive cleaner. This will remove accumulations of salt or road film.

Operation of the wipers on dry glass for long periods may cause deterioration of the wiper blades. Always use washer fluid when using the wipers to remove salt or dirt from a dry windshield.

Avoid using the wiper blades to remove frost or ice from the windshield. Keep the blade rubber out of contact with petroleum products such as engine oil, gasoline, etc.

Life expectancy of wiper blades varies depending on geographical area and frequency of use. If chattering, marks, water lines or wet spots are present, clean the wiper blades or replace as necessary.

The wiper blades and wiper arms should be inspected periodically, not just when wiper performance problems are experienced. This inspection should include the following points:

    Wear or uneven edges
    Foreign material
    Hardening or cracking
    Deformation or fatigue

If a wiper blade or wiper arm is damaged, replace the affected wiper arm or blade with a new unit. Do not attempt to repair a wiper arm or blade that is damaged.

    Lift the wiper arm to raise the wiper blade off of the glass, until the wiper arm is in the full up position.

    — Wiper
    — Release Tab 3 — Wiper Arm

    To disengage the wiper blade from the wiper arm, flip up the release tab on the wiper blade and while holding the wiper arm with one hand, slide the wiper blade down towards the base of the wiper arm.

1 — Wiper Blade 2 — Release Tab

3 — Wiper Arm 8

    With the wiper blade disengaged, remove the wiper blade from the wiper arm by holding the wiper arm with one hand and separating the wiper blade from the wiper arm with the other hand (move the wiper blade toward the right side of the vehicle to separate the wiper blade from the wiper arm).

1 — Wiper Blade 2 — Wiper Arm 3 — Release Tab

    Gently lower the wiper arm onto the glass.

    Lift the wiper arm off of the glass, until the wiper arm is in the full up position.
    Position the wiper blade near the hook on the tip of the wiper arm with the wiper release tab open and the blade side of the wiper facing up and away from the windshield.
    Insert the hook on the tip of the arm through the opening in the wiper blade under the release tab.
    Slide the wiper blade up into the hook on the wiper arm and rotate the wiper blade until it is flush against the wiper arm. Fold down the latch release tab and snap it into its locked position. Latch engagement will be accompanied by an audible click.
    Gently lower the wiper blade onto the glass.
    Lift the rear wiper arm pivot cap away from the glass to allow the rear wiper blade to be raised off of the glass.

The rear wiper arm cannot be fully raised off the glass unless the wiper arm pivot cap is unsnapped first. Attempting to fully raise the rear wiper arm without unsnapping the wiper arm pivot cap may damage the vehicle.

1 — Wiper Arm Pivot Cap 2 — Wiper Arm

    Lift the rear wiper arm fully off the glass.
    To remove the wiper blade from the wiper arm, grasp the bottom end of the wiper blade nearest to wiper arm with your right hand. With your left hand, hold the wiper arm as you pull the wiper blade away from the wiper arm past its stop far enough to unsnap the wiper blade pivot pin from the receptacle on the end of the wiper arm.

Resistance will be accompanied by an audible snap.

1 — Wiper Arm Pivot Cap 2 — Wiper Blade

3 — Wiper Arm

    Gently lower the tip of the wiper arm onto the glass.

    Lift the rear wiper arm fully off the glass. NOTE:

The rear wiper arm cannot be fully raised off the glass unless the wiper arm pivot cap is unsnapped first. Attempting to fully raise the rear wiper arm without unsnapping the wiper arm pivot cap may damage the vehicle.

    Insert the wiper blade pivot pin into the opening on the end of the wiper arm. Grab the bottom end of the wiper arm with one hand, and press the wiper blade flush with the wiper arm until it snaps into place.
    Lower the wiper blade onto the glass and snap the wiper arm pivot cap back into place.

EXHAUST SYSTEM

The best protection against carbon monoxide entry into the vehicle body is a properly maintained engine exhaust system.

If you notice a change in the sound of the exhaust system; or if the exhaust fumes can be detected inside the vehicle; or when the underside or rear of the vehicle is damaged;

have an authorized technician inspect the complete exhaust system and adjacent body areas for broken, damaged, deteriorated, or mispositioned parts. Open seams or loose connections could permit exhaust fumes to seep into the passenger compartment. In addition, have the exhaust system inspected each time the vehicle is raised for lubrication or oil change. Replace as required.

8

Under normal operating conditions, the catalytic converter will not require maintenance. However, it is important to keep the engine properly tuned to ensure proper catalyst operation and prevent possible catalyst damage.

Intentional tampering with emissions control systems can result in civil penalties being assessed against you.

In unusual situations involving grossly malfunctioning engine operation, a scorching odor may suggest severe and abnormal catalyst overheating. If this occurs, stop the vehicle, turn off the engine and allow it to cool. Service, including a tune-up to FCA specifications, should be obtained immediately.

To minimize the possibility of catalytic converter damage:

    Do not interrupt the ignition when the trans- mission is in gear and the vehicle is in motion.
    Do not try to start the vehicle by pushing or towing the vehicle.
    Do not idle the engine with any ignition components disconnected or removed, such as when diagnostic testing, or for prolonged periods during very rough idle or malfunc- tioning operating conditions.

COOLING SYSTEM

Check the engine coolant (antifreeze) protection every 12 months (before the onset of freezing weather, where applicable). If the engine coolant is dirty, the system should be drained, flushed, and refilled with fresh Organic Additive Technology (OAT) coolant (conforming to MS.90032) by an authorized dealer. Check the front of the A/C condenser for any accumulation of bugs, leaves, etc. If dirty, clean by gently spraying water from a garden hose vertically down the face of the condenser.

Check the engine cooling system hoses for brittle rubber, cracking, tears, cuts, and tightness of the connection at the coolant recovery bottle and radiator. Inspect the entire system for leaks. DO NOT REMOVE THE COOLANT PRESSURE CAP WHEN THE COOLING SYSTEM IS HOT.

Some vehicles require special tools to add coolant properly. Failure to fill these systems properly could lead to severe internal engine damage. If any coolant is needed to be added to the system, please contact an authorized dealer.

If the engine coolant (antifreeze) is dirty or contains visible sediment, have an authorized dealer clean and flush with Organic Additive Technology (OAT) coolant (conforming to MS.90032).

For the proper maintenance intervals

page 330.

For further information page 390. NOTE:

    Mixing of engine coolant (antifreeze) other than specified Organic Additive Technology (OAT) engine coolant, may result in engine damage and may decrease corrosion protec- tion. OAT engine coolant is different and should not be mixed with Hybrid Organic Additive Technology (HOAT) engine coolant or any “globally compatible” coolant. If a

non-OAT engine coolant is introduced into the cooling system in an emergency, the cooling system will need to be drained, flushed, and refilled with fresh OAT coolant (conforming to MS.90032), by an authorized dealer as soon as possible.

    Do not use water alone or alcohol-based engine coolant products. Do not use addi- tional rust inhibitors or antirust products, as they may not be compatible with the radiator engine coolant and may plug the radiator.
    This vehicle has not been designed for use with propylene glycol-based engine coolant. Use of propylene glycol-based engine coolant is not recommended.
    Some vehicles require special tools to add coolant properly. Failure to fill these systems properly could lead to severe internal engine damage. If any coolant is needed to be added to the system please contact an authorized dealer.

Your vehicle has been built with an improved

engine coolant (OAT coolant conforming to 8

MS.90032) that allows extended maintenance intervals. This engine coolant (antifreeze) can be used up to 10 years or 150,000 miles (240,000 km) before replacement. To prevent reducing this extended maintenance period, it is important that you use the same engine coolant (OAT coolant conforming to MS.90032) throughout the life of your vehicle.

Please review these recommendations for using Organic Additive Technology (OAT) engine coolant that meets the requirements of FCA Material Standard MS.90032. When adding engine coolant:

    We recommend using Mopar Antifreeze/ Coolant 10 Year/150,000 Mile

(240,000 km) Formula OAT that meets the requirements of FCA Material Standard MS.90032.

    Mix a minimum solution of 50% OAT engine coolant that meets the requirements of FCA Material Standard MS.90032 and distilled water. Use higher concentrations (not to exceed 70%) if temperatures below −34°F (−37°C) are anticipated. Please contact an authorized dealer for assistance.
    Use only high purity water such as distilled or deionized water when mixing the water/ engine coolant solution. The use of lower quality water will reduce the amount of corro- sion protection in the engine cooling system.
    It is the owner's responsibility to maintain the proper level of protection against freezing

according to the temperatures occurring in the area where the vehicle is operated.

    Some vehicles require special tools to add coolant properly. Failure to fill these systems properly could lead to severe internal engine damage. If any coolant is needed to be added to the system, please contact a local autho- rized dealer.
    Mixing engine coolant types is not recom- mended and can result in cooling system damage. If HOAT and OAT coolant are mixed in an emergency, have a authorized dealer drain, flush, and refill with OAT coolant (conforming to MS.90032) as soon as possible.

The cap must be fully tightened to prevent loss of engine coolant (antifreeze), and to ensure that engine coolant will return to the radiator from the coolant expansion bottle/recovery tank (if equipped).

The cap should be inspected and cleaned if there is any accumulation of foreign material on the sealing surfaces.

Used ethylene glycol-based coolant (antifreeze) is a regulated substance requiring proper disposal. Check with your local authorities to determine the disposal rules for your community. To prevent ingestion by animals or children, do not store ethylene glycol-based coolant in open containers or allow it to remain in puddles on the ground, clean up any ground spills immediately. If ingested by a child or pet, seek emergency assistance immediately.

The coolant bottle provides a quick visual method for determining that the coolant level is adequate. With the engine OFF and cold, the level of the engine coolant (antifreeze) in the bottle should be between the ranges indicated on the bottle.

The radiator normally remains completely full, so there is no need to remove the radiator/ coolant pressure cap unless checking for engine coolant freeze point or replacing coolant. Advise your service attendant of this. As long as the engine operating temperature is satisfactory, the coolant bottle need only be checked once a month.

When additional engine coolant is needed to maintain the proper level, only OAT coolant that meets the requirements of FCA Material Standard MS.90032 should be added to the coolant bottle. Do not overfill.

When the vehicle is stopped after a few miles/ kilometers of operation, you may observe vapor coming from the front of the engine compart- ment. This is normally a result of moisture from

rain, snow, or high humidity accumulating on the radiator and being vaporized when the ther- mostat opens, allowing hot engine coolant (anti- freeze) to enter the radiator.

If an examination of your engine compartment shows no evidence of radiator or hose leaks, the vehicle may be safely driven. The vapor will soon dissipate.

    Do not overfill the coolant expansion bottle.
    Check the coolant freeze point in the radiator and in the coolant expansion bottle. If engine coolant needs to be added, the contents of the coolant expansion bottle must also be protected against freezing.
    If frequent engine coolant additions are required, the cooling system should be pres- sure tested for leaks.
    Maintain engine coolant concentration at a minimum of 50% OAT coolant (conforming to MS.90032) and distilled water for proper corrosion protection of your engine which contains aluminum components.
    Make sure that the coolant expansion bottle overflow hoses are not kinked or obstructed.

    Keep the front of the radiator clean. If your vehicle is equipped with air conditioning, keep the front of the condenser clean.
    Do not change the thermostat for Summer or Winter operation. If replacement is ever necessary, install ONLY the correct type ther- mostat. Other designs may result in unsatis- factory engine cooling performance, poor gas mileage, and increased emissions.

BRAKE SYSTEM

In order to ensure brake system performance, all brake system components should be inspected periodically. For the proper maintenance intervals page 330.

8

Fluid Level Check — Brake Master Cylinder The fluid level of the master cylinder should be checked whenever the vehicle is serviced, or

immediately if the brake system warning light is

on. If necessary, add fluid to bring level within the designated marks on the side of the reservoir of the brake master cylinder. Be sure to clean the top of the master cylinder area before removing cap. With disc brakes, fluid level can be expected to fall as the brake pads wear. Brake fluid level should be checked when pads are replaced. If the brake fluid is abnormally low, check the system for leaks. For further information page 391.

(Continued)

AUTOMATIC TRANSMISSION

FCA strongly recommends against using any special additives in the transmission. Automatic Transmission Fluid (ATF) is an engineered product and its performance may be impaired by supplemental additives. Therefore, do not add any fluid additives to the transmission.

Avoid using transmission sealers as they may adversely affect seals.

The fluid level is preset at the factory and does not require adjustment under normal operating conditions. Routine fluid level checks are not required; therefore the transmission has no dipstick. An authorized dealer can check the transmission fluid level using special service tools. If you notice fluid leakage or transmission

malfunction, visit an authorized dealer immediately to have the transmission fluid level checked. Operating the vehicle with an improper fluid level can cause severe transmission damage.

Under normal operating conditions, the fluid installed at the factory will provide satisfactory lubrication for the life of the vehicle.

Routine fluid and filter changes are not required. However, change the fluid and filter if the fluid becomes contaminated (with water, etc.), or if the transmission is disassembled for any reason.

It is important to use the proper transmission fluid to ensure optimum transmission performance and life. Use only FCA's specified

transmission fluid page 391. It is important to maintain the transmission fluid at the correct level using the recommended fluid.

No chemical flushes should be used in any transmission; only the approved lubricant should be used.

FRONT/REAR AXLE FLUID

For normal service, periodic fluid level checks are not required. When the vehicle is serviced for other reasons, the exterior surfaces of the axle assembly should be inspected. If gear oil leakage is suspected inspect the fluid level.

The front axle oil level needs to be no lower than 1/8 inch (3 mm) below the bottom of the fill hole.

The front axle fill and drain plugs should be tightened to 22 to 29 ft lbs (30 to 40 N·m).

The rear axle oil level needs to be no lower than 1/8 inch (3 mm) below the bottom of the fill hole.

The rear axle fill and drain plugs should be tightened to 22 to 29 ft lbs (30 to 40 N·m).

Use only the FCA's recommended fluid

page 391.

TRANSFER CASE

For normal service, periodic fluid level checks are not required. When the vehicle is serviced for other reasons the exterior surfaces of the transfer case assembly should be inspected. If oil leakage is suspected inspect the fluid level.

With the vehicle in a level position, fill the transfer case to bottom edge of fill plug opening.

First remove fill plug, then remove drain plug. Recommended tightening torque for drain and fill plugs is 15 to 25 ft lbs (20 to 34 N·m).

Use only the FCA's recommended fluid

page 391.

FUSES

(Continued)

The fuses protect electrical systems against excessive current.

When a device does not work, you must check the fuse element inside the blade fuse for a break/melt.

Also, please be aware that when using power outlets for extended periods of time with the engine off may result in vehicle battery discharge.

    — Fuse Element

Underhood Fuses

The Power Distribution Center is located in the engine compartment on the passenger’s side, next to the battery terminal posts. This center contains cartridge fuses, micro fuses, relays, and circuit breakers. A description of each fuse and component may be stamped on the inside cover, otherwise the cavity number of each fuse is stamped on the inside cover that corresponds

to the following chart. Power Distribution Center

    — Blade Fuse with a good/functional fuse element
    — Blade fuse with a bad/not functional fuse element (blown fuse)

8

Cavity

Cartridge Fuse

Micro Fuse

Description

F13

40 Amp Green

Blower Motor Front

F14

40 Amp Green

Body Controller #4/Exterior Lighting #1

F15

40 Amp Green

Low Temperature Radiator (LTR) Engine Cooling Pump — If Equipped

F17

30 Amp Pink

Headlamp Washer — If Equipped

F19

20 Amp Blue

Headrest Solenoid — If Equipped

F20

30 Amp Pink

Passenger Door Module

F22

20 Amp Blue

Engine Control Module

F23

30 Amp Pink

Interior Lights #1

F24

30 Amp Pink

Driver Door Module

F25

30 Amp Pink

Front Wipers

F26

30 Amp Pink

Anti-lock Brakes/Stability Control Module, ECU and Valves

F28

20 Amp Blue

Trailer Tow Backup Lights — If Equipped

F29

20 Amp Blue

Trailer Tow Parking Lights — If Equipped

F30

30 Amp Pink

Trailer Tow (Receptacle) / Trailer Tow (Separate E-Brake) / Trailer Tow (BUX) — If Equipped

F32

30 Amp Pink

Drive Train Control Module

F34

30 Amp Pink

Slip Differential Control — If Equipped

F35

30 Amp Pink

Sunroof - If Equipped

F36

30 Amp Pink

Rear Defroster

F37

25 Amp Clear

Rear Blower Motor — If Equipped

F38

30 Amp Pink

Power Inverter 115 Volt AC — If Equipped

8

Cavity

Cartridge Fuse

Micro Fuse

Description

F67

15 Amp Blue

CD/DVD/UCI Port/USB Charging Port

F68

20 Amp Yellow

Rear Wiper Motor

F69

15 Amp Blue

Spotlight Feed — If Equipped

F70

20 Amp Yellow

Fuel Pump Motor

F71

30 Amp Green

Amplifier/ANCM — If Equipped

F72

10 Amp Red

ECM

F73

15 Amp Blue

HID Headlamp RT — If Equipped

F75

10 Amp Red

Dual Batt Control — If Equipped

F76

10 Amp Red

Anti-lock Brakes/Electronic Stability Control

F77

10 Amp Red

Drivetrain Control Module/Front Axle Disconnect Module — If Equipped

F78

10 Amp Red

Engine Control Module/Electric Power Steering

F80

10 Amp Red

Universal Garage Door Opener/Anti-Intrusion Module — If Equipped/ Siren — If Equipped

F81

20 Amp Yellow

Trailer Tow Right Turn/Stop Lights — If Equipped

F82

10 Amp Red

Steering Column Control Module/Cruise Control/DTV — If Equipped

F83

10 Amp Red

Fuel Door

F84

15 Amp Blue

Instrument Cluster

F85

10 Amp Red

Airbag Module

F86

10 Amp Red

Airbag Module

F87

10 Amp Red

Air Suspension — If Equipped

F88

15 Amp Blue

Instrument Panel Cluster/SGW/ITBM — If Equipped

8

CAUTION!

    When installing the power distribution center cover, it is important to ensure the cover is properly positioned and fully latched. Failure to do so may allow water to get into the power distribution center and possibly result in an electrical system failure.
    When replacing a blown fuse, it is important to use only a fuse having the correct amperage rating. The use of a fuse with a rating other than indi- cated may result in a dangerous electrical system overload. If a properly rated fuse continues to blow, it indicates a problem in the circuit that must be corrected.

BULB REPLACEMENT

See an authorized dealer for LED bulb replacement.

Interior Bulbs

Bulb Name

Bulb Number

Glove Compartment Lamp

194

Grab Handle Lamp

L002825W5W

Overhead Console Reading Lamps

VT4976

Rear Cargo Lamp

214—2

Visor Vanity Lamp

V26377

Underpanel Courtesy Lamps

906

Instrument Cluster (General Illumination)

103

Telltale/Hazard Lamp

74

8

High Intensity Discharge Headlamps (HID) — If Equipped

The headlamps are a type of high voltage discharge tube. High voltage can remain in the circuit even with the headlamp switched off and the key removed. Because of this, you should not attempt to service a headlamp bulb yourself. If a headlamp bulb fails, take your vehicle to an authorized dealer for service.

Lens fogging can occur under certain atmo- spheric conditions. This will usually clear as atmospheric conditions change to allow the condensation to change back to vapor. Turning the lamps on will usually accelerate the clearing process.

See below steps to replace:

    Open the hood.

Rubber Boot Seal

NOTE:

On vehicles equipped with (HID) headlamps, when the headlamps are turned on, there is a blue hue to the lamps. This diminishes and becomes more white after approximately

10 seconds, as the system charges.

    Access the back of the headlamp.
    The air filter housing must be removed.
    The windshield washer reservoir may need to be rotated out of the way by removing the fastener.
    Coolant reservoir (if equipped) will need to be repositioned by removing the fasteners, and moving the unit out of the way.
    To access the low beam bulb you must remove the rubber boot seal from backside of the lamp housing.

Ensure the rubber boot is properly reinstalled to prevent water and moisture from entering the lamp.

    Turn the low or high beam bulb a quarter turn counterclockwise to remove from housing.
    Disconnect the electrical connector and replace the bulb.

Front Turn Signal Lamp

    Open the hood.
    Access the back of the headlamp.
    The air filter housing must be removed.
    The windshield washer reservoir may need to be rotated out of the way by removing the fastener.
    Coolant reservoir (if equipped) will need to be repositioned by removing the fasteners, and moving the unit out of the way.
    Turn the turn signal bulb a quarter turn counterclockwise to remove from housing.
    Disconnect the electrical connector and replace the bulb.

Front Fog Lamps

Please see an authorized dealer for service on LED and Halogen front fog lamps.

Rear Tail, Stop, and Turn Signal Lamps See below steps to replace:

    Raise the liftgate.
    Remove the two push-pins from the tail lamp housing.

    Grab the tail lamp and pull firmly rearward to disengage the lamp from the aperture panel.
    Twist socket counterclockwise and remove from lamp.

    — Rear Turn/Stop Bulb Socket
    — LED Tail Connector — Do Not Remove
    — Backup Bulb Socket

    Pull the bulb to remove it from the socket.
    Replace the bulb, reinstall the socket, and reattach the lamp assembly.

Rear Liftgate Mounted Tail Lamp

Rear Liftgate Tail Lamps

See below steps to replace:

    Raise the liftgate.
    Use a suitable tool to pry the lower trim from the liftgate.

    Continue removing the trim.
    Disconnect the two trim panel lights.
    Tail lamps are now visible. Rotate socket(s) counterclockwise.

1 — Auxiliary LED Tail Connector — Do Not Remove 2 — Backup Bulb Socket

    Remove/replace bulb(s).
    Reinstall the socket(s).
    Reverse process to reinstall the liftgate trim.

Center High Mounted Stop Lamp (CHMSL)

The (CHMSL) is an LED. Service at an authorized dealer.

Rear License Lamp

The rear license lamps are LEDs. See an authorized dealer for service.


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