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2001 Buick Century Limited 3.1L Hesitation, Misfire
Posted to GM Driveability on 3/25/2009 26 Replies

Hi all. This car has problems on acceleration. It has a miss/jerking and low power when accelerating. It happens most of the time, but sometimes not during the 1st minutes of a cold start. Otherwise during all accel, including on the highway. Also at times, wh...

FIX posted 3/30/2009

26 Replies Received (View Replies)

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car Vehicle Data

2001 Buick Century Limited

VIN 2G4WY55J01
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire
OccursUnder Load

Trouble Codes

P0300Multiple Misfire Detected
P0405EGR Pintle Position Sensor Circuit Low Voltage
P0463Fuel Level Sensor Circuit High Voltage
P1189Throttle Inlet Pressure Sensor Circuit Low Voltage