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International Automotive Technicians Network
2002 GMC Envoy SLE 4.2L MIL Lamp on
Posted to GM Driveability on 6/29/2007 6 Replies

hi iatn people this gmc has a p0442 small evap leak code. i have smoked it every wich way possible and check the vent and purge valve by jumpering and checking it with the snap on scan tool tank pressure is moving up with pressure and down with vacuum the same...

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  Related Documents & Media  2002 GMC Envoy SLE

 
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car Vehicle Data

2002 GMC Envoy SLE

VIN 1GKDT13S02
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0442EVAP System Small Leak Detected
Message Closed

car Vehicle Data

2002 GMC Envoy SLE

VIN 1GKDT13S02
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0442EVAP System Small Leak Detected