AC / Heater Problems
We don't have a lot of GMC Suburban AC / heater problems on file — feel free to add yours here. The most common Suburban AC / heater problems occur at 82,000 miles. Click on a year below.
- Worst AC / Heater Problems
- water leaking on passenger floorboard 1999 GMC Suburban
- fan stays on high 1997 GMC Suburban