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1999 GMC K1500 Suburban 5.7L MIL Lamp on
Posted to GM Driveability on 2/18/2010 23 Replies

hello all, have a real problem 5.7 here. i have read through all the postings, followed all tests and am still stumped. just did leaking lower intake gaskets on this one, on test drive found it to be very low on power. replaced plugged fuel filter and fuel pum...

23 Replies Received (View Replies)

  Related Documents & Media  1999 GMC K1500 Suburban

 
Message Closed w/FIX

car Vehicle Data

1999 GMC K1500 Suburban

VIN 1GKFK16ROX
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways, Hot

Trouble Codes

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

car Vehicle Data

1999 GMC K1500 Suburban

VIN 1GKFK16ROX
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways, Hot

Trouble Codes

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