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2010 GMC Sierra 1500 SLT 5.3L MIL Lamp on
Posted to GM Driveability on 9/4/2012 9 Replies

This pickup came in with a [...]. There was a missfire on #1 cylinder, replace plugs & wires, cleared codes & test drove. With the scanner hooked up monitoring the 02s everything seemed OK. Checked for vacuum leaks & none were found. Fuel trims were in the 10%...

9 Replies Received (View Replies)

  Related Documents & Media  2010 GMC Sierra 1500 SLT

 
Message Closed w/FIX

car Vehicle Data

2010 GMC Sierra 1500 SLT

VIN 3GTRKWE32A
Engine5.3 L / 8 cyl / FLEX
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0175Fuel System Too Lean (Bank 2)
Message Closed w/FIX

car Vehicle Data

2010 GMC Sierra 1500 SLT

VIN 3GTRKWE32A
Engine5.3 L / 8 cyl / FLEX
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0175Fuel System Too Lean (Bank 2)