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2003 Pontiac Bonneville SE 3.8L MIL Lamp on
Posted to GM Driveability on 8/12/2004 16 Replies

I could realy use some help right about now! Got this GM with MIL on and code P0171 fuel trim system lean. Checked scan data, fuel trims indicating lean condition. Vehicle runs a little rough when in open loop, and smoothes out with propane. Runs ok in closed ...

16 Replies Received (View Replies)

  Related Documents & Media  2003 Pontiac Bonneville SE

 
Message Closed w/FIX

car Vehicle Data

2003 Pontiac Bonneville SE

VIN 1G2HX52K13
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

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

car Vehicle Data

2003 Pontiac Bonneville SE

VIN 1G2HX52K13
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)