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Heater

Tiny
MELINDA821
  • MEMBER
  • 2003 PONTIAC GRAND PRIX
  • 6 CYL
  • AUTOMATIC
  • 89,000 MILES
My heater only works on 5 setting.1 2 3 or4 doesnt work. Sometimes it doesnt work on any of the switches 2003 grand prix gt
Friday, November 12th, 2010 AT 9:48 PM

2 Replies

Tiny
WRENCHTECH
  • MECHANIC
  • 20,757 POSTS
That is usually a bad blower motor resister. It's located under the dash on the passenger side, right next to the blower motor.
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Friday, November 12th, 2010 AT 11:02 PM
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Also check and test the blower switch
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Friday, November 12th, 2010 AT 11:20 PM

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