2001 GMC Sierra 1500 Service Brakes, Hydraulic Problems
Owners have filed 59 complaints with NHTSA about service brakes, hydraulic problems on the 2001 GMC Sierra 1500, 42% of all complaints for this model year. Half of the reports with a mileage happened before 77,499 miles. The words owners use most often: “brake lines” (27% of reports).
- 59service brakes, hydraulic complaints
- 77,499median miles at failure
- 5mention a crash
- 0mention an injury
- 0related recalls
- $800typical repair cost reported by owners
- 10%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.
- Brake lines: mentioned in 16 of 59 complaints (27%)
- Went floor: mentioned in 11 of 59 complaints (19%)
- Applied brakes: mentioned in 7 of 59 complaints (12%)
- Pickup truck: mentioned in 5 of 59 complaints (8%)
How much does it cost to fix?
Owners who wrote down what they paid or were quoted put the typical service brakes, hydraulic repair on the 2001 GMC Sierra 1500 at $800, and half of them between $430 and $5,450.
Based on 6 NHTSA complaints about this problem alone that state a repair bill or quote (2010–2012), converted to 2026 dollars with the U.S. consumer price index. These are owners' own figures, not a quote: they include dealer quotes, and owners who file complaints often faced larger repairs, so they can run higher than typical shop prices. Prices vary by shop, region and warranty coverage. How we calculate this.
At what mileage do service brakes, hydraulic problems happen?
Based on 53 complaints that reported the odometer reading.
How serious are the reports?
Of 59 complaints, 5 mention a crash.
GMC Sierra 1500 service brakes, hydraulic complaints by model year
| Model year | Service Brakes, Hydraulic complaints | Share of that year | Median miles |
|---|---|---|---|
| 2026 Sierra 1500 | 1 | 1% | 300 |
| 2024 Sierra 1500 | 1 | 0% | 13,000 |
| 2023 Sierra 1500 | 3 | 1% | 24,500 |
| 2022 Sierra 1500 | 2 | 0% | 31,000 |
| 2021 Sierra 1500 | 1 | 0% | 77,000 |
| 2020 Sierra 1500 | 3 | 1% | 102,000 |
| 2019 Sierra 1500 | 8 | 1% | 41,160 |
| 2018 Sierra 1500 | 4 | 1% | 93,500 |
| 2017 Sierra 1500 | 6 | 2% | 49,000 |
| 2016 Sierra 1500 | 6 | 2% | 54,500 |
| 2015 Sierra 1500 | 11 | 2% | 71,750 |
| 2014 Sierra 1500 | 5 | 1% | 151,477 |
| 2010 Sierra 1500 | 1 | 1% | 100 |
| 2009 Sierra 1500 | 2 | 1% | 34,000 |
| 2008 Sierra 1500 | 7 | 2% | 24,000 |
| 2007 Sierra 1500 | 8 | 3% | 17,000 |
| 2006 Sierra 1500 | 25 | 17% | 28,545 |
| 2005 Sierra 1500 | 17 | 10% | 35,176 |
| 2004 Sierra 1500 | 22 | 10% | 47,580 |
| 2003 Sierra 1500 | 50 | 28% | 63,988 |
| 2002 Sierra 1500 | 53 | 32% | 65,625 |
| 2001 Sierra 1500 | 59 | 42% | 77,499 |
| 2000 Sierra 1500 | 78 | 43% | 89,437 |
| 1999 Sierra 1500 | 70 | 44% | 94,542 |
| 1998 Sierra 1500 | 15 | 25% | 76,000 |
| 1997 Sierra 1500 | 15 | 18% | 138,517 |
| 1996 Sierra 1500 | 2 | 40% | 110,000 |
When owners reported it
Related recalls (0)
No safety recall lists service brakes, hydraulic for the 2001 GMC Sierra 1500. 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.
Got in truck started it, drove to the top of mile driveway applied brakes. The pedal went to the floor. I rolled into the road before i could apply the parking brake. An oncoming car had to brake, so as to avoid hitting me. I got the truck back in to the driveway and rode the park brake down the…
Brake failure due to severely rusted brake line at driver side rear wheel. Rust is severe on all surfaces underneath vehicle. Will require complete replacement of all brake lines and other assorted brake components. Abs was malfunctioning prior to brake line rupture, likely due to corrosion within…
A second brake line ruptured as a result of rust corrosion causing the brakes to fail at 76,158 original miles. I narrowly avoided a rear end collision into another vehicle carrying a family with children. The vehicle was towed to a gm dealer where it was diagnosed. The cost estimate from the gm…
Frequently asked questions
Do all 2001 GMC Sierra 1500s have service brakes, hydraulic problems?
No. NHTSA has 59 owner complaints about service brakes, hydraulic for the 2001 GMC Sierra 1500 (42% of the 140 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 2001 GMC Sierra 1500 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 77,499 miles: half of the reports with a mileage came before that.
How much does it cost to fix service brakes, hydraulic problems on the 2001 GMC Sierra 1500?
Owners report a typical cost of $800 (half paid between $430 and $5,450), from 6 complaints that state a repair bill or quote, in 2026 dollars.
What do owners say about service brakes, hydraulic problems on the 2001 GMC Sierra 1500?
The most frequent phrase is “brake lines”, in 16 of 59 complaints, followed by “went floor” (11).
See all 2001 GMC Sierra 1500 problems or service brakes, hydraulic problems across all Sierra 1500 years.