2001 Chevrolet Blazer Heater

2001 CHEVROLET BLAZER
4.3L • 6 CYL • 4WD • AUTOMATIC
Avatar
MCADAM1682
  • MEMBER
  • 2 POSTS
I just had the blower motor replaced and now the heat only comes from the dash vents and only works on the high setting
Jan 12, 2015 at 4:00 AM
Avatar
HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
chc for a vacuum leak it may be a cracked hose on engine side or control or vacuum motor for mode
Image (Click to enlarge)
Professional Diagram for 2CarPros Members
Click here to log in and view diagram.
Jan 12, 2015 at 4:06 AM
Avatar
MCADAM1682
  • MEMBER
  • 2 POSTS
Thanks for your help, it was a cracked vacuum line.
Jan 12, 2015 at 10:03 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