Problems with 2002 gmc sierra truck hesitating.*mr the consumer requested that gms assist in getting the problem resolved before it causes a major safety hazard. *cb
2002 GMC Sierra transmission complaints
Page 2 of 2: complaints 11 to 18 of 18, newest first, as owners wrote them.
The vehicle surged, the remote starter interfered with the fault sensor which caused the engine light to illuminate. The vehicle lost power while driving, and stalled, the fuel pump was replaced, however the problems continued. *ts. The transmission changed between gears, and the dealer changed the PCM. The problem was discovered to be incorrect wiring which was routed wrong within the ignition which caused the problems.
Intermittent surges, loss of power while in motion, transmission, lack of acceleration. *mr at purchase, the check engine light came on three times before leaving the dealership lot. Dealer advised that the dealer installed remote starter or alarm system was interfering with fault sensor and was not a problem. However the lost power while driving, intermittent surges and stall outs at freeway speed/85 MPH still existed. On one occasion consumer was almost in an accident when the transmission clanged between gears and there was poor acceleration. Consumer had to shift into 4 wheel drive or manually downshift, or turn the engine off then on again. Dealer replaced PCM module, fuel pressure regulator and gaskets, fuel pump assembly. However problem still exist. Dealership agreed to hold the vehicle for further investigation. Further investigation revealed that the wires from the dealer installed accessories such as the alarm system and remote starter or anti-thief system, and factory wire from PCM/vcm to the transmission be replaced. Dealer replaced all ignition wiring, wiring from the PCM/vcm to the transmission and replaced the control valve body that regulates the cruise control. Consumer has been without vehicle for more than 21 days and will seek a replacement vehicle if wiring repairs does not remedy the problem(s). *tt
There are problems with the shifting mechanism on the transmission. Dealer was contacted. Ph
Consumer complains of premature stalling at idle. The vehicle lacks sufficient power, it surges and at times refuses to accelerate. The transmission doesn't shift down properly out of 4th gear and the air conditioning unit does not cool properly and makes whistling noises. *jg
Consumer states that while driving and trying to down shift the vehicle and no warning the RPM is still racing. Dealer notified. Mr
Transmission shifts with a strong jerk from 1st to 2nd gear, problem began 7/30/02, dealer replaced valve body, return again 8/8/02 with same problem, replaced same part, occurred again leaving dealer same day as pickup returned back to dealer again on 8/13/02 I was told it was the channel plate at that time by service and called by gm mfg and was told it was valve body again.
Vehicle stalls on take off, dealer cannot remedy problem. *ak consumer states the problem of the vehicle stalling was solved by using high octane gasoline. The clutch does not engage properly, also sometimes sounds so loose.
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