1998 Pontiac Grand Prix heat

1998 PONTIAC GRAND PRIX
316,000 MILES • 6 CYL • 2WD • AUTOMATIC
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BUG5145
  • MEMBER
  • 1 POST
my heater is running but not blowing good at all, i was wondering where the filter is for the heater im thinking it might be clogged or maybe its my switch where you put it on defrost or face, the knob is very loose
Dec 13, 2013 at 11:05 AM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
there is no filterfor this check to see if blower is working on high as it has a relay and it may not be working. also if the knob is loose it may not be switching things they are supposed to.
Dec 13, 2013 at 11:32 PM
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