Mechanics

OLDS CUTLASS

1991 Oldsmobile Calais • 4 cylinder FWD Automatic • 150,000 miles

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
Avatar
Ffighter542
December 11, 2010.




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

Rasmataz
Dec 11, 2010.
Problem is with blend door not closing isolating core for heat. Maybe faulty vacuum servo

Docfixit
Dec 11, 2010.
The door is fine opens and closes as I move the slide bar on heater control

Tiny
Ffighter542
Dec 11, 2010.

AD