1999 GMC Suburban power train problems
21 owner complaints filed with NHTSA name the power train on the 1999 GMC Suburban — 7% of all complaints for this model year.
What owners report
“The driver's side front axle shaft seal on the differential leaks fluid, which runs onto the hot exhaust pipe which produces a smell and a possible fire hazard I bought this 1999 gmc suburban vehicle used at crown motors in charlevoix michigan on 02/02/01, with 21904 miles on it. About 6 months…”
filed Jun 12, 2003
“The right rear transmission seal broke twice and leaked fluid onto the rear brake. This resulted in loss of braking ability. The positive battery terminal leaked acid and caused the battery tray to rust *mr *ak”
filed May 8, 2003
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Power Train problems in other Suburban years
| Year | Reports | Share |
|---|---|---|
| 1998 Suburban | 15 | 15% |
| 1997 Suburban | 24 | 12% |
| 1996 Suburban | 13 | 8% |
| 1995 Suburban | 11 | 5% |
| 1994 Suburban | 10 | 2% |
| 1993 Suburban | 10 | 5% |
| 1992 Suburban | 2 | 3% |
| 1991 Suburban | 1 | 3% |
| 1990 Suburban | 2 | 9% |
Other reported problem areas on the 1999 GMC Suburban
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.