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1999 GMC Yukon SLT 5.7L MIL Lamp on
Posted to GM Driveability on 4/30/2014 23 Replies

Vehicle came in for coolant leak, Found intake gasket leaking at corners as they do. At this time the only codes were o2 sensor low voltage codes. Also found the fuel spider was leaking in intake as well. We replaced the spider and the lower intake gaskets and...

23 Replies Received (View Replies)

  Related Documents & Media  1999 GMC Yukon SLT

 
Message Closed w/FIX

car Vehicle Data

1999 GMC Yukon SLT

VIN 1GKEK13R8X
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P1345Mass Airflow Sensor Loose Contact With Low Frequency
Message Closed w/FIX

car Vehicle Data

1999 GMC Yukon SLT

VIN 1GKEK13R8X
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P1345Mass Airflow Sensor Loose Contact With Low Frequency