2003 GMC Yukon Denali XL service brakes problems
11 owner complaints filed with NHTSA name the service brakes on the 2003 GMC Yukon Denali XL — 34% of all complaints for this model year.
What owners report
“There is no warning code for the hydraulic brake booster when it starts to go bad that shows up on the abs/odb scanner. You will be driving and all of the sudden your steering gets stiff, the brake pedal is hard to press and you can't stop as good as your used to in the vehicle. This issue can…”
filed Sep 30, 2017
“The stability control warning has come on several times on my vehicle. The brakes do not work, as you have to push all the way to the floor and sometimes it takes time before the vehicle stops. I have had brake lines repairs and the problem still is there. We cannot use vehicle until the issue is…”
filed Jul 26, 2016
“I let my freind take vehicle and she said when she braked the pedal went to floor.she was half mile away and made it back .I looked at level in master cylinder and had to put fluid in.noticed brake fluid on the undercarrige which led me to rusted brake line up front.”
filed Oct 12, 2015
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Service Brakes problems in other Yukon Denali XL years
| Year | Reports | Share |
|---|---|---|
| 2016 Yukon Denali XL | 1 | 3% |
| 2015 Yukon Denali XL | 2 | 3% |
| 2009 Yukon Denali XL | 1 | 5% |
| 2008 Yukon Denali XL | 1 | 2% |
| 2007 Yukon Denali XL | 1 | 2% |
| 2005 Yukon Denali XL | 8 | 24% |
| 2004 Yukon Denali XL | 15 | 31% |
Other reported problem areas on the 2003 GMC Yukon Denali XL
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.