Problems owners report
Complaints filed with NHTSA about the 1994 GMC C3500, by the system named in each complaint. One complaint can name several.
- Service brakes, hydraulic5
- Structure2
- Power train1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Recalls
VEHICLE DESCRIPTION: PICKUP TRUCKS, CREW CABS, UTILITY TRUCKS AND SPORT UTILITY VEHICLES. THESE VEHICLES WERE BUILT WITH THE POLARITY OF THE WIRING FOR THE ZERO ADJUST BRAKE SWITCH REVERSED FROM WHAT WAS SPECIFIED ON THE SWITCH DRAWING. WITH THE REVERSED POLARITY, THE CONTACTS IN THE BRAKE SWITCH CAN WEAR OUT PREMATURELY. THE BRAKE SWITCH WILL PERFORM NORMALLY UNTIL THE BRAKE SWITCH CONTACTS WEAR OUT, RESULTING IN LOSS OF THE BRAKE LAMPS WITHOUT ANY WARNING TO THE DRIVER.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What GMC told its dealers about the 1994 GMC C3500: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 39273 | UNKNOWN |
| 10246631 | Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules |
NHTSA manufacturer communications (public domain)
NHTSA investigations
DRIVERS SEAT FAILURE
NHTSA Office of Defects Investigation