2002 GMC Sierra service brakes, hydraulic problems
93 owner complaints filed with NHTSA name the service brakes, hydraulic on the 2002 GMC Sierra — 37% of all complaints for this model year.
What owners report
“Tl* the contact owns a 2002 gmc sierra 2500hd. The contact stated that the front brake lines failed and the rear lines were very close to failing. The contact took the vehicle to the dealer for service and was informed of the failures. The failure and current mileages were 108,000. The vin was not…”
filed Apr 19, 2012
“The metallic brake line tubing ruptured causing brake failure while traveling 50 mph on a downgrade. The metal line above the rear axle, passenger side, corroded through and spewed brake fluid all over. The corrosion point is about 7-10 inches forward of the junction where the brake line…”
filed Dec 24, 2011
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- CERTAIN PICKUP TRUCKS AND SPORT UTILITY VEHICLES MAY EXPERIENCE UNWANTED ANTILOCK BRAKE…Campaign 05V379000 · Aug 29, 2005
Related service bulletins
This 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 own at a full turn.
PIT3665E · Service Bulletin/Repair Instructions · issued Jan 31, 2017
Service Brakes, Hydraulic problems in other Sierra years
| Year | Reports | Share |
|---|---|---|
| 2017 Sierra | 1 | 2% |
| 2015 Sierra | 1 | 2% |
| 2012 Sierra | 1 | 3% |
| 2011 Sierra | 1 | 2% |
| 2010 Sierra | 1 | 3% |
| 2009 Sierra | 1 | 3% |
| 2008 Sierra | 1 | 1% |
| 2007 Sierra | 2 | 3% |
| 2006 Sierra | 7 | 13% |
| 2005 Sierra | 10 | 9% |
| 2004 Sierra | 28 | 15% |
| 2003 Sierra | 38 | 18% |
Other reported problem areas on the 2002 GMC Sierra
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.