Recommended Fluids, Lubricants, and Parts
This maintenance section applies to vehicles with a gasoline engine. If the vehicle has a diesel engine and/or an Allison Transmission, see “Recommended Fluids and Lubricants” in the Duramax diesel supplement.
Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer.
|
Usage |
Fluid/Lubricant |
|
Automatic Transmission (6-Speed Transmission) |
DEXRON-VI Automatic Transmission Fluid. |
|
Automatic Transmission (8-Speed Transmission) |
DEXRON-HP Automatic Transmission Fluid (GM Part No. 19331925, in Canada 19300537). |
|
Chassis Lubrication |
Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB. |
|
Engine Coolant |
50/50 mixture of clean, drinkable water and use only DEX-COOL coolant. See Cooling System 0 352. |
|
Engine Oil |
Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 is recommended. See Engine Oil 0 343. |
|
Floor Shift Linkage |
Lubriplate Lubricant Aerosol (GM Part No. 89021668, in Canada 89021674) or lubricant meeting requirements of NLGI #2 Category LB or GC-LB. |
|
Usage |
Fluid/Lubricant |
|
Front Axle Driveshaft Splines (All 4WD 1500/2500/3500 Series) and Rear Axle Driveshaft Splines (All 2WD 1500 Series with Automatic Transmission) |
Spline Lubricant, Special Lubricant (GM Part No. 19257121, in Canada 19257122). |
|
Front Axle (Four-Wheel Drive) |
SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 88900401, in Canada 89021678). |
|
Hydraulic Brake System |
DOT 3 Hydraulic Brake Fluid (GM Part No. 19353126, in Canada 19299819). |
|
Hydraulic Clutch System |
DOT 4 Hydraulic Brake Fluid (GM Part No. 19299570). |
|
Hydraulic Power Steering System (2500/3500 Series Only) |
GM Power Steering Fluid (GM Part No. 19329450, in Canada 19329451). |
|
Key Lock Cylinders, Hood Hinges, Body Door Hinge Pins, Tailgate Hinge and Linkage, Fuel Door Hinge, Tailgate Handle Pivot Points, Hinges, Latch Bolt, and Linkage |
Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Canada 10953474). |
|
Manual Transmission |
Manual Transmission Fluid (GM Part No. 93436060). |
|
Rear Axle (1500 Series) |
SAE 75W-85 Synthetic Axle Lubricant (GM Part No. 19300457, in Canada 19300458). |
|
Rear Axle (2500/3500 Series) |
SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 88900401, in Canada 89021678). |
|
Usage |
Fluid/Lubricant |
|
Rear Driveline Center Spline (Two-Piece Driveshaft) |
Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB. |
|
Transfer Case (Four-Wheel Drive) |
DEXRON-VI Automatic Transmission Fluid. |
|
Weatherstrip Conditioning |
Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) or equivalent. |
|
Weatherstrip Squeaks |
Synthetic Grease with Teflon, Superlube (GM Part No. 12371287, in Canada 10953437). |
|
Windshield Washer |
Automotive windshield washer fluid that meets regional freeze protection requirements. |
Replacement parts identified below by name, part number, or specification can be obtained from your dealer. If the vehicle has a diesel engine, see the Duramax diesel supplement.
|
Part |
GM Part Number |
ACDelco Part Number |
|
Engine Air Cleaner/Filter |
22845992 |
A3181C |
|
Oil Filter |
||
|
4.3L V6 |
19330000 |
PF63E |
|
5.3L V8; 6.2L V8 |
19330000 |
PF63E |
|
6.0L V8 |
19303975 |
PF48E |
|
Part |
GM Part Number |
ACDelco Part Number |
|
Passenger Compartment Air Filter |
23281440 |
CF188 |
|
Spark Plugs |
||
|
4.3L V6 |
12622441 |
41–114 |
|
5.3L V8; 6.2L V8 |
12622441 |
41–114 |
|
6.0L V8 |
12621258 |
41–110 |
|
Wiper Blades |
||
|
Driver Side – 55 cm (21.7 in) |
23417074 |
- |
|
Passenger Side – 55 cm (21.7 in) |
23417074 |
- |
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