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1998 GMC C1500 Sierra SL 4.3L MIL Lamp on
Posted to GM Driveability on 1/27/2015 13 Replies

Hoping you guys and can help me out here, I'm at a loss. Sorry in advance for this being so long, but I wanted to be thorough. Truck originally came in with P0172,P0175 Both Banks Rich. Testing found FPR leaking, after replacement fuel pressure held but was 80...

13 Replies Received (View Replies)

  Related Documents & Media  1998 GMC C1500 Sierra SL

 
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car Vehicle Data

1998 GMC C1500 Sierra SL

VIN 1GTEC14W0W
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / SCFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
Message Closed

car Vehicle Data

1998 GMC C1500 Sierra SL

VIN 1GTEC14W0W
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / SCFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)