OLDS CUTLASS

1991 Oldsmobile Calais

Tiny

ffighter542

December, 11, 2010 AT 8:58 PM

Have a 91 olds cutlass calais and cant get any heat out of it changed thermostat and pulled heater core and water from kitchen faucet flows thru so I am stumped dont see any shut offs in either hose

FOUND 2647 RELATED QUESTIONS

3 Answers

Tiny

rasmataz

December, 11, 2010 AT 9:03 PM

Check the air blend door if its in the heat position-start here

Tiny

Docfixit

December, 11, 2010 AT 9:05 PM

Problem is with blend door not closing isolating core for heat. Maybe faulty vacuum servo

Tiny

ffighter542

December, 11, 2010 AT 9:17 PM

The door is fine opens and closes as I move the slide bar on heater control

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