2003 GMC Yukon air gets warmer

2003 GMC YUKON
99,000 MILES • V8 • 4WD • AUTOMATIC
Avatar
RKLAD5
  • MEMBER
  • 1 POST
When I stop at a light or am sitting idol the air gets warmer. When I accelerate again it gets cool again. What causes this?
Jun 8, 2010 at 2:07 PM
Advertisement
Avatar
RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
AC system could be freezing up due to air and moisture forming ice blocking off the orifice tube, bad temperature sensor or the HVAC control module.
Jun 8, 2010 at 2:18 PM
🔧 Tools & Auto Repair Parts
Find automotive tools, diagnostic equipment, and replacement parts for your next repair.
Shop on Amazon →
Paid affiliate link. As an Amazon Associate, we earn from qualifying purchases.
Add a reply
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.

Ask a new question

Frequently Asked Problems for This Vehicle