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1996 Buick Century Custom 3.1L MIL Lamp on
Posted to GM Driveability on 11/23/2004 8 Replies

I'm at wits end. At key on egr pintle is at 0%at idle goes to 18 to 22% when egr is installed but when another egr is plugged in laying on engine and grounded will show 0% I also had this 2nd egr installed on vechicle while running at id showed 20% did not fin...

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  Related Documents & Media  1996 Buick Century Custom

 
Message Closed w/FIX

car Vehicle Data

1996 Buick Century Custom

VIN 1G4AG55MXT
Engine3.1 L / 6 cyl / GAS
Trans3-speed Automatic
DeliveryFI / SFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.Calibration#16231874

Trouble Codes

P1406EGR Valve Pintle Position Circuit Malfunction
Message Closed w/FIX

car Vehicle Data

1996 Buick Century Custom

VIN 1G4AG55MXT
Engine3.1 L / 6 cyl / GAS
Trans3-speed Automatic
DeliveryFI / SFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.Calibration#16231874

Trouble Codes

P1406EGR Valve Pintle Position Circuit Malfunction