GMC T6H Recalls & Complaints by Model Year
NHTSA lists 3 safety recalls and 0 owner complaints across 11 model years of the GMC T6H (1963–1983).
Pick your GMC T6H model year
- 1963
- 1964
- 1965
- 1966
- 1967
- 1968
- 1976
- 1980
- 1981
- 1982
- 1983
| Model year | Recalls | Complaints |
|---|---|---|
| 1983 GMC T6H | 1 | 0 |
| 1982 GMC T6H | 1 | 0 |
| 1981 GMC T6H | 1 | 0 |
| 1980 GMC T6H | 1 | 0 |
| 1976 GMC T6H | 1 | 0 |
| 1968 GMC T6H | 1 | 0 |
| 1967 GMC T6H | 1 | 0 |
| 1966 GMC T6H | 1 | 0 |
| 1965 GMC T6H | 1 | 0 |
| 1964 GMC T6H | 1 | 0 |
| 1963 GMC T6H | 1 | 0 |
All GMC T6H recalls (3)
Every NHTSA safety campaign that lists a GMC T6H, most recent first, with the model years each one covers.
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Interior/under dash (electrical system)
The main feed wire and horn relay-flasher feed wire may have been connected in reverse positions in the number two circuit breaker in the driver"s control panel.
Remedy: Owners are asked to determine if the number two circuit breaker is correctly wired, and if not, to correct the wiring as specified in the owner"s notification.
Model years: 1980, 1981, 1982, 1983
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Gear box (other than rack and pinion) (steering)
Model years: 1976
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Gear box (other than rack and pinion) (steering)
Model years: 1963, 1964, 1965, 1966, 1967, 1968
Other GMC models
- Sierra 15008,930 complaints
- Acadia5,569 complaints
- Yukon4,989 complaints
- Sierra3,937 complaints
- Terrain3,124 complaints
- Jimmy2,720 complaints
- Envoy2,459 complaints
- Yukon XL2,417 complaints
Source: NHTSA recall and complaint databases and EPA fuel economy data, October 2026. Complaint counts are owner reports to NHTSA, not verified defects. Recall counts are safety campaigns that list this model year; whether a particular car was already repaired depends on its VIN. How this data is compiled.