Could be,
faulty thermostat,
plugged up heater core,
faulty temp blend door actuator,
My 2001 Chevy Blazer was blowing cold air when I had the heat on. My husband flushed the line to the heater core and a bunch of junk came out and now my heat works great. My 2001 Chevy Blazer was blowing cold air when I had the heat on. My husband flushed the line to the heater core and a bunch of junk came out and now my heat works great.
Yes, the doors from a 98 Chevy Blazer will fit a 2001 Chevy Blazer with a little moderation.
I have a 1999 blazer. The heater core clogs up about once a year from the Dexcool. Try having it (heater core) flushed and use Prestone (Extended life) instead of Texaco.
Yes.
can I put a 99 Chevy 4l60e transmission in my 86 k5 chevy blazer
my Chevy blazer power seat on my 1996 Chevy blazer isn't working
Fit 96 grill in 95 blazer
Yes
HOW TO GET A PULLEY OFF A 1998 CHEVY BLAZER
Where is the horn located on a 1993 chevy blazer
An alternator from a 2000 Chevy blazer will fit a 2002 S10 blazer with a little fabrication.
1996 Chevy blazer timing chain