2002 Chevrolet Trailblazer Ext power train problems
20 owner complaints filed with NHTSA name the power train on the 2002 Chevrolet Trailblazer Ext — 20% of all complaints for this model year.
What owners report
“Tl*the contact owns a 2002 chevrolet trailblazer ext. While the vehicle was parked he attempted to shift gear out of park position and it shifted into a different gear. The vehicle was taken to a local mechanic who advised him that the gear shift needed to be repaired. The vehicle was not repaired…”
filed Feb 1, 2011
“I own a 2002 chevrolet trailblazer ext which has been impeccably maintained by me. Prior to going on a vacation I brought the truck into my mechanic for an inspection as usual and he informed me the transmission fuel lines had to be replaced due to excessive corrosion. He also advised me that this…”
filed Aug 17, 2010
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This…
24-NA-141 · Service Bulletin/Repair Instructions · issued Jul 24, 2024
Power Train problems in other Trailblazer Ext years
| Year | Reports | Share |
|---|---|---|
| 2006 Trailblazer Ext | 6 | 3% |
| 2004 Trailblazer Ext | 17 | 7% |
| 2003 Trailblazer Ext | 49 | 16% |
Other reported problem areas on the 2002 Chevrolet Trailblazer Ext
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.