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1995 Buick Park Avenue Ultra 3.8L Poor Idle Quality, MIL Lamp on
Posted to GM Driveability on 9/7/2010 19 Replies

Have a check engine light on and when clearing codes i get no codes present but the light stays on and i can't get the idle below 2000 rpms the codes are for evap egr tcc and failed pcm the pcm power and grounds are fine i do expect pcm but how can i be sure i...

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  Related Documents & Media  1995 Buick Park Avenue Ultra

 
Message Closed w/FIX

car Vehicle Data

1995 Buick Park Avenue Ultra

VIN 1G4CU5219S
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / SFI
EmissionsNot OBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursAlways

Trouble Codes

16401650 -
16501670 -
1670
Message Closed w/FIX

car Vehicle Data

1995 Buick Park Avenue Ultra

VIN 1G4CU5219S
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / SFI
EmissionsNot OBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursAlways

Trouble Codes

16401650 -
16501670 -
1670