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1990 Pontiac Grand Prix 3.1L Compressor
Posted to GM HVAC on 8/5/1999

Hi folks. I have no clutch engagement. Pressures are normal. Scanner tells me I have ECM a/c on signal. Pressure switch by accumulator is good. Not getting ground on A/C relay. When manually grounded system works fine. I have a diagram, but the color codes...

 
Message Closed w/FIX

car Vehicle Data

1990 Pontiac Grand Prix

VIN 1G3WH54TXL
Engine3.1 L / 6 cyl
AffectedCompressor
ConditionsInop
Message Closed w/FIX

car Vehicle Data

1990 Pontiac Grand Prix

VIN 1G3WH54TXL
Engine3.1 L / 6 cyl
AffectedCompressor
ConditionsInop