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1997 Buick Century Custom 3.1L Poor Idle Quality, Misfire, MIL Lamp on
Posted to GM Driveability on 2/8/2005 13 Replies

This one is my fault, when changing lower intake gasket I got some pushrod out of order and broke 1 pushrod and bent 1, but worse I bent 2 intake valves. So replaced valves and pushrods, Car fired right up with a SLIGHT miss, SES lights up with PO300, scanned ...

13 Replies Received (View Replies)

  Related Documents & Media  1997 Buick Century Custom

 
Message Closed w/FIX

car Vehicle Data

1997 Buick Century Custom

VIN 264WS52M3V
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / PFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursCold

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

1997 Buick Century Custom

VIN 264WS52M3V
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / PFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursCold

Trouble Codes

P0300Multiple Misfire Detected