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2001 Buick Century Limited 3.1L Hesitation, Surge, MIL Lamp on
Posted to GM Driveability on 6/26/2010 34 Replies

Vehicle came in with check engine lamp on and the complaint of hesitation and lack of power only when engine is cold. As soon as the engine reaches opperating temp. the symptoms vanish and the car runs great and has lots of power. Tried replacing mass air flow...

34 Replies Received (View Replies)

  Related Documents & Media  2001 Buick Century Limited

 
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car Vehicle Data

2001 Buick Century Limited

VIN 2G4WY55J31
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsHesitation, Surge, MIL Lamp On
OccursCold

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)
P1189Throttle Inlet Pressure Sensor Circuit Low Voltage
P1811Maximum Adaptive & Long Term Shift
Message Closed

car Vehicle Data

2001 Buick Century Limited

VIN 2G4WY55J31
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsHesitation, Surge, MIL Lamp On
OccursCold

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)
P1189Throttle Inlet Pressure Sensor Circuit Low Voltage
P1811Maximum Adaptive & Long Term Shift