
2003 GMC Envoy XL SLE 4.2L No Start
Was towed in no start, all normal diag performed first fuel pressure and compression in spec, injector pulse and spark on all cyl. Replaced spark plugs due to extreme carbon fouling. Codes P0622, P1523, and U1000 stored in memory but not current codes. Clear c...
FIX posted 4/21/2009
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Message Closed w/FIX
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VIN | 1GKET16S73 |
Engine | 4.2 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | No Start |
Occurs | Always |
Trouble Codes
P1120 | TP Sensor 1 Circuit Malfunction |
P1220 | TP Sensor 2 Circuit Malfunction |
Message Closed w/FIX
Vehicle Data
2003 GMC Envoy XL SLE
VIN | 1GKET16S73 |
Engine | 4.2 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | No Start |
Occurs | Always |
Trouble Codes
P1120 | TP Sensor 1 Circuit Malfunction |
P1220 | TP Sensor 2 Circuit Malfunction |