2003 GMC Envoy XL power train problems
18 owner complaints filed with NHTSA name the power train on the 2003 GMC Envoy XL — 8% of all complaints for this model year.
What owners report
“This is the second occurrence of an issue with the vehicles manual switch for 2hi,awd,4hi,4low. The dealer I bought the used vehicle from fixed the issue right after purchase and I'm having another problem with the switch. I try to select anything besides 2hi and the selector will just continue to…”
filed Nov 26, 2013
“One of the oil cooler line on my 2003 gmc envoy is cracked and leaking transmission fluid on the cataylic converter. This is a serious fire hazard due to the extremely high temperature of the converter during normal operations. *kb”
filed Feb 4, 2012
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 Envoy XL years
| Year | Reports | Share |
|---|---|---|
| 2006 Envoy XL | 3 | 3% |
| 2004 Envoy XL | 20 | 11% |
| 2002 Envoy XL | 13 | 19% |
Other reported problem areas on the 2003 GMC Envoy XL
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.