1994 GMC Suburban Equipment Problems
- Complaints
- 3about this part
- Share
- 1%of 411 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 3 complaints about the equipment of the 1994 GMC Suburban, 1% of the 411 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“When putting on brakes the brake pedal goes down to the floor and hears a grinding noise, and the the truck will eventually stop. Rear air conditioner control knobs will not stay attached to the control, dealer replaced the knob air conditioner does not blow cold at an idle. Both front axle seals were leaking out fluid from the left front axle, dealer replaced both seals and right axle. Oil pressure gauge dips down into the red at an idle. Temperature gauges reads hot.”
NHTSA complaint #817805, filed 1997-10“When applying the brakes there is no brake action, have hydraulic brakes . The only action that the dealer takes is bleeding brakes and master cylinder to remove air from the brake liines, however this does not remedy the problem, consumer has to pump brakes to get them to work. Transmssion slow to engage, dealer found actuator feed limit valve sticking. Rear blower on AC gave nothing, dealer repaired wire to blower motor. Repaired wiring to faulty taillamp assembly.”
NHTSA complaint #800708, filed 1996-09Related service bulletins
- 10168979Nov 22, 2019This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the…
- 10165876Sep 5, 2019This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the…
- 10141381May 31, 2018This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the…
Equipment: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2003 | 1 | 20% |
| 1999 | 5 | 2% |
| 1998 | 3 | 3% |
| 1997 | 1 | 1% |
| 1996 | 2 | 1% |
| 1995 | 6 | 3% |
| 1994 | 3 | 1% |
| 1993 | 2 | 1% |
| 1992 | 1 | 1% |
| 1989 | 1 | 6% |
| 1988 | 1 | 13% |
Other parts of the 1994 GMC Suburban
276 complaintsVisibility (wipers, defrost, mirrors)
72 complaintsTires
17 complaintsSeats
12 complaintsElectrical system
11 complaintsTransmission and drivetrain
10 complaintsEngine cooling
9 complaintsSeat belts
9 complaintsFuel system
7 complaintsVehicle speed control
6 complaintsOther or unknown
4 complaintsSuspension
4 complaints
← All problems reported for the 1994 GMC Suburban
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology