1997 Oldsmobile Bravada no heat

1997 OLDSMOBILE BRAVADA
56,000 MILES • 6 CYL • AWD • AUTOMATIC
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KINGPIN842
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  • 1 POST
I checked the fuse, the air conditioner, the heater motor and everything is ok. I had heat one day and no heat the next day. This never happened before. I noticed the hoses going into the heater core were cool and never got hot.
Mar 21, 2010 at 7:43 PM
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LEGITIMATE007
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  • 5,121 POSTS
ok two things, check for vacuum leaks on any vacuum hoses going into the firewall, then check/change the thermostat
Mar 22, 2010 at 9:30 PM