1999 GMC Yukon service brakes, hydraulic problems
100 owner complaints filed with NHTSA name the service brakes, hydraulic on the 1999 GMC Yukon — 49% of all complaints for this model year.
What owners report
“Complete brake failure when two metal lines ruptured causing a loss of hydraulic pressure in both circuits during a hard stop. Abs had not activated. The braking took place at low speed when a car ahead stopped suddenly pedal sank to the floor, and the cable-activated parking brake was then used to…”
filed May 10, 2014
“Brake rotor and pad kit purchased from rock auto was the wrong dimension and they refused to accept the improper fit, the following response from rock auto: :[xxx] I have received a reply from the manufacturer confirming that part number koe 1970, the rotors you received, are the correct rotors for…”
filed Nov 3, 2013
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Service Brakes, Hydraulic problems in other Yukon years
| Year | Reports | Share |
|---|---|---|
| 2025 Yukon | 1 | 2% |
| 2023 Yukon | 1 | 0% |
| 2022 Yukon | 1 | 1% |
| 2017 Yukon | 3 | 2% |
| 2016 Yukon | 1 | 0% |
| 2015 Yukon | 5 | 1% |
| 2007 Yukon | 2 | 0% |
| 2006 Yukon | 1 | 4% |
| 2005 Yukon | 1 | 1% |
| 2004 Yukon | 8 | 5% |
| 2003 Yukon | 18 | 9% |
| 2002 Yukon | 35 | 22% |
Other reported problem areas on the 1999 GMC Yukon
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.