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1998 Chevrolet Blazer 4.3L MIL Lamp on
Posted to GM Driveability on 7/3/2009 26 Replies

replaced leaking fuel pressure regulator for hard to start problem and fixed that . next day set system too lean codes . cleared pcm of codes and unhooked battery for 5 min. to see if computor just need to adapt to repair. no help. tried mass air flow no help....

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  Related Documents & Media  1998 Chevrolet Blazer

 
Message Closed w/Summary

car Vehicle Data

1998 Chevrolet Blazer

VIN 1GNCS13W2W
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.Fuel Trim Too High

Trouble Codes

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

car Vehicle Data

1998 Chevrolet Blazer

VIN 1GNCS13W2W
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.Fuel Trim Too High

Trouble Codes

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