1999 GMC K1500 Suburban 5.7L MIL Lamp on
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...
FIX posted 2/21/2010
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Message Closed w/FIX
Vehicle Data1999 GMC K1500 Suburban
Trouble Codes
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Message Closed w/FIX
Vehicle Data
1999 GMC K1500 Suburban
VIN | 1GKFK16ROX |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always, Hot |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |