
2002 GMC Envoy SLE 4.2L Hesitation, Stall
P0171 returns on second key cycle. Engine bogs down on acceleration like transmission shifting issue. Customer had made multiple repairs before vehicle was brought in. Verified correct installation of throttle body, fuel pressure regulator, fuel pump, and ...
FIX posted 4/30/2018
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Message Closed w/FIX
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VIN | 1GKDT13S12 |
Engine | 4.2 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Hesitation, Stall |
Occurs | On Accel |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
Message Closed w/FIX
Vehicle Data
2002 GMC Envoy SLE
VIN | 1GKDT13S12 |
Engine | 4.2 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Hesitation, Stall |
Occurs | On Accel |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |