THE DEGREE LIGHT COMES ON THEN IT STARTS FLASHING AND MY HEAT GOES TO COLD

1998 Pontiac Bonneville

Tiny

cdengler

January, 16, 2012 AT 5:46 PM

If it is on 90 it stays on for about 1 min then it starts flashing then no heat only cold

3 Answers

Tiny

rasmataz

January, 16, 2012 AT 5:50 PM

Have the HVAC control module checked-

Tiny

cdengler

January, 16, 2012 AT 6:10 PM

Where is the hvac module at?

Tiny

rasmataz

January, 16, 2012 AT 7:02 PM

Its on the right side of the dash-also scan the computer for code/s

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