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2003 Pontiac Bonneville SE 3.8L Poor Idle Quality, MIL Lamp on
Posted to GM Driveability on 5/1/2013 12 Replies

Hey everyone, got another one for you all to ponder over. The customer called and said his check engine light came on the other day 3 weeks after I fixed his MAF problem. When he dropped it I noticed that it idled really rough when I started it and kind of cam...

12 Replies Received (View Replies)

  Related Documents & Media  2003 Pontiac Bonneville SE

 
Message Closed w/FIX

car Vehicle Data

2003 Pontiac Bonneville SE

VIN 1G2HX52K43
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursIdle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
Message Closed w/FIX

car Vehicle Data

2003 Pontiac Bonneville SE

VIN 1G2HX52K43
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursIdle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)