What Owners Complain About
Sometimes it helps just to tally up the complaints and see where the biggest stacks are. Use this information to learn about troublespots or to run for the hills.
Worst Issues
- ac / heater malfunctioning in the 2004 Sierra 1500
11 complaints
- excessive oil consumption in the 2007 Sierra 1500
10 complaints
- clunking noise in steering column in the 2004 Sierra 1500
6 complaints
- instrument cluster failure in the 2003 Sierra 1500
6 complaints
- cold engine knock in the 2000 Sierra 1500
5 complaints
What Breaks the Most
- Engine
40 complaints
- Interior
36 complaints
- HVAC
33 complaints
- Brakes
31 complaints
- Electrical
28 complaints