1998 GMC Sierra Service Brakes, Hydraulic Problems
Owners have filed 56 complaints with NHTSA about service brakes, hydraulic problems on the 1998 GMC Sierra, 29% of all complaints for this model year. Half of the reports with a mileage happened before 70,000 miles. The words owners use most often: “anti lock” (20% of reports).
- 56service brakes, hydraulic complaints
- 70,000median miles at failure
- 7mention a crash
- 0mention an injury
- 0related recalls
- 19%of reports with a speed happened at 50+ mph
What owners describe
Phrases that appear unusually often in these complaints compared with complaints about other cars.
- Anti lock: mentioned in 11 of 56 complaints (20%)
- Stopping distance: mentioned in 9 of 56 complaints (16%)
- ABS sensor: mentioned in 5 of 56 complaints (9%)
- Applying brakes: mentioned in 5 of 56 complaints (9%)
At what mileage do service brakes, hydraulic problems happen?
Based on 17 complaints that reported the odometer reading.
How serious are the reports?
Of 56 complaints, 7 mention a crash.
GMC Sierra service brakes, hydraulic complaints by model year
| Model year | Service Brakes, Hydraulic complaints | Share of that year | Median miles |
|---|---|---|---|
| 2017 Sierra | 1 | 2% | 51,117 |
| 2015 Sierra | 1 | 2% | 5 |
| 2012 Sierra | 1 | 3% | 420 |
| 2011 Sierra | 1 | 2% | 950 |
| 2010 Sierra | 1 | 3% | 15 |
| 2009 Sierra | 1 | 3% | 1,000 |
| 2008 Sierra | 1 | 1% | 93,792 |
| 2007 Sierra | 2 | 3% | 53,093 |
| 2006 Sierra | 7 | 13% | 17,500 |
| 2005 Sierra | 10 | 9% | 43,000 |
| 2004 Sierra | 28 | 15% | 40,050 |
| 2003 Sierra | 38 | 18% | 41,738 |
| 2002 Sierra | 93 | 37% | 40,000 |
| 2001 Sierra | 100 | 38% | 50,750 |
| 2000 Sierra | 182 | 41% | 61,578 |
| 1999 Sierra | 280 | 47% | 59,000 |
| 1998 Sierra | 56 | 29% | 70,000 |
| 1997 Sierra | 63 | 26% | 76,000 |
| 1996 Sierra | 47 | 19% | 97,080 |
| 1995 Sierra | 41 | 16% | 63,034 |
When owners reported it
Related recalls (0)
No safety recall lists service brakes, hydraulic for the 1998 GMC Sierra. A pattern of complaints does not always lead to a recall.
What owners report
Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.
1998 gmc sierra. Gmc brake line corrosion investigation. The consumer stated he experienced a corrosion related failure of the line supplying the rear brakes. The failed line went from a fitting over the gas tank to a bracket on the frame over the rear axle. From the bracket, a hose went to the…
Abs brake failure. *tr
I have a 1998 gmc sierra pick-up truck. I have experienced ongoing anti lock brake sensor issues since last spring. They engage at low speed and make it hard to stop if you are not prepared for the failure at low speed. The dealer i took the vehicle to (capitol cadillac-lansing mich.) said they…

Frequently asked questions
Do all 1998 GMC Sierras have service brakes, hydraulic problems?
No. NHTSA has 56 owner complaints about service brakes, hydraulic for the 1998 GMC Sierra (29% of the 190 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.
Was there a recall on the 1998 GMC Sierra service brakes, hydraulic?
No recall currently lists service brakes, hydraulic for this vehicle.
At what mileage do service brakes, hydraulic problems start?
The median reported mileage is 70,000 miles: half of the reports with a mileage came before that.
What do owners say about service brakes, hydraulic problems on the 1998 GMC Sierra?
The most frequent phrase is “anti lock”, in 11 of 56 complaints, followed by “stopping distance” (9).
See all 1998 GMC Sierra problems or service brakes, hydraulic problems across all Sierra years.