1998 GMC Safari Brakes Problems
- Complaints
- 14about this part
- Share
- 16%of 89 total for the year
- Median mileage
- 290,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 14 complaints about the brakes of the 1998 GMC Safari, 16% of the 89 complaints for this model year. Where a mileage was given, the median is 290,000 miles. 2 of these say a crash was involved, according to the filers.
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.
“Excessive corrosion of hydraulic brake lines. Brake lines so corroded that they are cracking and splitting leaking fluid and necessitating expensive repairs. Corrosion also noted on fuel lines, and vehicle undercarriage.”
NHTSA complaint #10562919, filed 2014-02, 290,000 miles“The broken shaft on the hyd. Pump controls both the brakes ,which I had next to none ,and also the power steering .I was able to steer to the side of the road very gingerly, only because at that time I was coasting at about 10mph ,almost in front of our driveway.at this time I was towing our travel trailer, returning from vacation,from the west coast, via interstates and many mountainous roads.god help if this would had happen at the time .after unhitching the 24ft. Trailer, our van was flatbedded to our dealer who did a fine repair job on the hyd. …”
NHTSA complaint #751974, filed 2001-09“Brakes werent working well, then noticed heater didnt work, speed odemter didnt work. Took to Gmc repair shop, was told Gmc as a problem with fuel injectors leaking in to dash of vehicles. Large repair bill. Needs new wiring harness, fuel injectors, metering body not sure what else til they fix dash. Recommended not to drive more damage will occor or will short out other things. Or cause a fire. Gmc wont back up their vehicle. Debbie lull”
NHTSA complaint #741800, filed 2001-03“While traveling 30-40 MPH down an incline, consumer noted vibration coming from the front end. Consumer contacted dealer, dealer indicated that the rear brakes locked up and burned out. Consumer has contacted the dealer, dealer grinded down both rear drums and replaced shoes.”
NHTSA complaint #842998, filed 1999-08“When driving between 45-50 MPH and brakes are applied the pedal goes beyond the gas pedal, so foot engages both brakes and gas pedal. Vehicle keeps going when brakes are applied. Dealer contacted, and stated no problem, cannot duplicate the problem.”
NHTSA complaint #830120, filed 1998-11Related service bulletins
- 10226382Oct 18, 2022This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its…
- 10208027Jan 14, 2022This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester…
- 10178353Jun 26, 2020This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its…
- 10162149Jun 24, 2019This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its…
- 10161004May 13, 2019This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its…
- 10129088Jan 23, 2018This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its…
- 10113364Jan 31, 2017This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its…
- 10078876May 11, 2016This preliminary information communication advises the technician that the hydro-boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its…
- 10112546Nov 6, 2012This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its…
- 10028790Nov 1, 2010General motors: on all 1988-2009 full size chevrolet/gmc pickups, utilities and vans, the brake pedal will move down or self apply during full lock turns or near full lock turns…
Brakes: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2004 | 1 | 20% |
| 2003 | 7 | 39% |
| 2002 | 12 | 48% |
| 2001 | 14 | 36% |
| 2000 | 28 | 41% |
| 1999 | 18 | 30% |
| 1998 | 14 | 16% |
| 1997 | 18 | 13% |
| 1996 | 29 | 21% |
| 1995 | 60 | 31% |
| 1994 | 39 | 33% |
| 1993 | 30 | 49% |
| 1992 | 28 | 47% |
| 1991 | 16 | 41% |
| 1990 | 15 | 43% |
| 1987 | 2 | 18% |
| 1986 | 1 | 14% |
Other parts of the 1998 GMC Safari
10 complaintsElectrical system
9 complaintsTransmission and drivetrain
8 complaintsVehicle speed control
8 complaintsFuel system
7 complaintsEngine cooling
6 complaintsSteering
6 complaintsSuspension
6 complaintsOther or unknown
5 complaintsWheels
5 complaintsAir bags
4 complaintsSeats
4 complaints
← All problems reported for the 1998 GMC Safari
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