GMC Sierra

U0422-71 DTC On Scanner?

2017 GMC SIERRA
Vehicle Details: 4wd / Awd My 2017 Gmc Sierra Has Dtc U0422-71. I'm Thinking That There Is A Connectivity Issue With The Wire Harness...
6 ANSWERS
Asked by GMC1500OWNR

Engine Oil Pressure Went Down To 0?

2006 GMC SIERRA
Vehicle Details: 4wd / Awd I Was Parked Ithought I Put The Truck In Drive It Was In Neutral I Gave It Gas The Rpms Went Up To Around 4.5k...
2 ANSWERS
1 IMAGE
Asked by andrewsliva

P0740 Code Still Coming Up?

2006 GMC SIERRA
Well Here's My Situation. I Just Replaced All Solenoids And The Harness. And A P0740 Still Coming Up. Can You Guys Help Me Out Before I...
1 ANSWER
Asked by Lortega957

Dome Lights Won’t Turn Off?

2018 GMC SIERRA
Vehicle Details: 4wd / Awd I Installed A Star Light Headliner. I Didn’t Tap Into Any Factory Wiring. I Unplugged All The Upper Controls...
19 ANSWERS
2 IMAGES
Asked by brodys481

Engine Shutters While Idling And Driving?

2021 GMC SIERRA
Vehicle Details: 4wd / Awd Had A Code P302...replaced #2 Coil. It Did Not Help..tuck Is Garage Kept Never Abused...just Not Understanding...
1 ANSWER
Asked by Chris Christianson

P0307 Cylinder Seven Misfire?

1999 GMC SIERRA
Replaced Spark, Plug And Spark Plug Wire Replaced Coil And Injector And Pcv Valve
8 ANSWERS
1 VIDEO
3 IMAGES
Asked by hlenori

Check Engine Light Throttle Body Code?

2013 GMC SIERRA
Recently Changed One Catalytic Converter And Obd Scanner Says Throttle Body Code Will Not Pass Inspection Any Help Would Be Appreciated
1 ANSWER
Asked by TJMowbray

4wd Will Not Engage, No Message?

2005 GMC SIERRA
Push The 4-wheel Drive Button To Engage; It Blinks Like 5 Times And Stops Blinking. Checked The Pj To The Transfer Case Shift Motor. There...
11 ANSWERS
2 IMAGES
Asked by 1pasvanas

Passenger Rear Tire Is Skipping Or Dragging...

2006 GMC SIERRA
Okay First Question My Passenger Rear Tire Is Skipping Or Dragging When Making A Right Turn At A Very Low Speed. I Put The Rear Axle Up It...
17 ANSWERS
Asked by lortega957@yahoo.com

2004 Gmc Sierra Driver Door Harness/multi Wire...

2004 GMC SIERRA
I Received My Truck And The Driver Window Rolls Down And Wont Go Back Up And Lost All Communication With The Turn Single On The Driver...
1 ANSWER
1 IMAGE
Asked by sawyerwilliam
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