Disclaimer: Not affiliated with or endorsed by Chevrolet Motor Company. For informational purposes only. Full Disclaimer

Problems with 2002 Chevrolet Avalanche 1500 ENGINE

On average, the 2002 Chevrolet Avalanche 1500 starts to “feel” problems with the ENGINE and its various aspects after 97 224 miles.

Recently reported ENGINE problems on 2002 Chevrolet Avalanche 1500

Engine stall with loss of steering and brakes when turning from tower oaks st onto jones road, a busy 4 lane road. car stopped in oncoming lane on jones road, just avoiding a head on collision. crankshaft sensor failure. had car towed to dealer who infomed me that there was no recall on the crankshaft sensor of the chevrolete avalanche paid dealer $540. for cransshaft sensor replacement. have not had a stalling problem sence replacing the cranshaft sensor. this is a very dangerous situation and can cause severe accidents as the loss of steering and brakes is critical.

Tl* the contact owns a 2002 chevrolet avalanche 1500. while attempting to start the vehicle, it failed to start. the contact stated that the vehicle eventually started up after waiting for a while. the vehicle was towed to an independent mechanic where the fuel pump, battery, and starter were changed; however, the failure recurred. the vehicle was taken back to the dealer where the starter was replaced again; however, the failure persisted. the vehicle was not repaired. the manufacturer was not made aware of the failure. the approximate failure mileage was 120,000.

While driving at 65 on the freeway truck began to lose power and when i stepped on gas it didn't respond. had to keep letting foot off and back on to get it to go. pulled over to the shoulder turned truck off and it ran good for about 3 minutes and it repeated itself. when engine gets hot the truck loses power and you have to shut it off and repeat this step until you get to where you gotta go. no codes, no warning no nothing. truck also shuts off while driving. replaced fuel pump, filter, cleaned maf and throttle body replaced crank shaft sensor and it still does this. *tr

Tl* the contact owns a 2002 chevrolet avalanche 1500. while driving various speeds, the vehicle decelerated independently and the reduced engine power, service engine, and traction assist indicators illuminated. the vehicle was taken to don hewlett chevrolet buick (7601 n interstate hwy 35, georgetown, tx 78626) where it was diagnosed that the accelerator pedal failed and needed to be replaced. the vehicle was repaired; however, the failure recurred. the vehicle was taken back to don hewlett chevrolet where it was diagnosed that the electronic throttle control module failed and needed to be replaced. the vehicle was repaired, but the failure recurred. the vehicle was taken to an independent mechanic where it was diagnosed that the sensors failed and needed to be replaced. the vehicle was repaired, but the failure recurred once again. the vehicle was taken to autonation chevrolet laurel (500 washington blvd, laurel, md 20707) where it was diagnosed that the throttle body needed to be rebuilt, the tac module needed to be replaced, and the intake gasket needed to be replaced. the vehicle was repaired, but the failure continued. the manufacturer was made aware of the failure and stated that they could not assist. the contact was transferred to nhtsa. the approximate failure mileage was 24,000.

Other 2002 Chevrolet Avalanche 1500 Problem Categories