5.7
fairly significant- Crashes / Fires:
- 0 / 0
- Injuries / Deaths:
- 0 / 0
- Average Mileage:
- 15,000 miles
About These NHTSA Complaints:
The NHTSA is the US gov't agency tasked with vehicle safety. Complaints can be spread across multiple & redundant categories, & are not organized by problem. See the Back button — blue bar at the very top of the page — to explore more.
While driving a loud knocking noise was heard from the front. Consumer was able to drive the vehicle to dealer for inspection, and mechanic determined that a carbon build up on the piston caused the knocking.
- Columbus, GA, USA
When starting the vehicle, there is a very audible engine knock. It seems to go away after about 30 seconds or so. Doesn't get beter nor does it get worse but it is very noticeable.
- Brunswick, GA, USA
2002 Yukon - brief engine knock when vehilce is started. Also, has an exhaust noise/rattle at approximately 40-42 mph, 1000=1300 rpms. Noises started at approximately 2000 miles.
- Chesterfield, VA, USA
- Placentia, CA, USA