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1988 Pontiac Grand Prix 2.8L vents
Posted to GM HVAC on 8/27/2001 1 Reply

vehicle has 4 vents in dash, left 2 are blowing cold air, the right 2 are blowing hot air, found broken vac hose under dash, repair did not affect vent operation. system does change properly when switching modes. I cannot find any good info on system, especial...

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car Vehicle Data

1988 Pontiac Grand Prix

VIN 1GLWJ14W6J
Engine2.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI
AffectedVents
ConditionsMixed Hot/Cold
Message Closed

car Vehicle Data

1988 Pontiac Grand Prix

VIN 1GLWJ14W6J
Engine2.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI
AffectedVents
ConditionsMixed Hot/Cold