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Home
Pontiac
Sunfire
Climate Control
Heater
Not Working
Why isnt my heat working?
1997 PONTIAC SUNFIRE
4 CYL • FWD • AUTOMATIC
CORNFED89
MEMBER
1 POST
FOLLOW
I installed a new water pump on my 1997 pontiac sunfire but I aint got no heat at all?
Dec 8, 2010 at 7:02 PM
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LEGITIMATE007
CERTIFIED EXPERT
5,121 POSTS
you may need to replace the thermostat. is one of the two hoses running into the firewall , hot?
Dec 8, 2010 at 7:06 PM
LEGITIMATE007
CERTIFIED EXPERT
5,121 POSTS
one of the two coolant hoses running into the firewall should be hot to the touch
Dec 8, 2010 at 7:09 PM
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WRENCHTECH
CERTIFIED EXPERT
20,761 POSTS
You probably still have air pockets in the system and need to get it all bled out.
Dec 8, 2010 at 7:11 PM
LEGITIMATE007
CERTIFIED EXPERT
5,121 POSTS
yes wrenchtech has a good point, did you bleed the system?
Dec 8, 2010 at 7:14 PM