DRIVING VEHICLE AT HIGHWAY SPEEDS FOR APPROX. 1 HOUR CAUSES DIAL-TYPE SPEEDOMETER TO BEGIN REGISTERING INCORRECTLY. INITIALLY THE DEVIATION IS ONLY 3-4 MPH, BUT OVER TIME WILL WORSEN. ACTUAL SPEED IS BEING MEASURED WITH HANDHELD GPS UNIT TO CHECK AGAINST SPEEDOMETER DEVIATION. SPEEDOMETER CAN REGISTER OVER OR UNDER ACTUAL SPEED. AT WORSE, SPEEDOMETER CAN SHOW 0-5 MPH WHILE TRAVELING AT 60-65 M…
2005 GMC Yukon electrical problems
severe 23 complaints filed with NHTSA · avg repair $850
Complaints
23
Recalls
0
Crashes
0
Avg fix
$850
What owners are reporting 5 most recent
MY SPEEDOMETER QUIT WORKING AND I CHECKED AND IT IS A FACTORY DEFECT. *TR
THE SPEEDOMETER WENT FROM 70MPH TO 120MPH AND THEN JUST STUCK THERE- OUR SPEED WAS APPROXIMATELY 70MPH AT THE TIME THE SPEEDOMETER FAILED. *TR
TL* THE CONTACT OWNS A 2005 GMC YUKON. THE CONTACT STATED THAT THE CHECK ENGINE WARNING LIGHT REMAINED ILLUMINATED. THE ONSTAR DIAGNOSTIC CHECK DETERMINED THAT THE IGNITION SWITCH NEEDED TO BE REPLACED. THE VEHICLE HAD NOT BEEN REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 122,000.
TL* THE CONTACT OWNS A 2005 GMC YUKON. THE CONTACT STATED THE INSTRUMENT PANEL GAUGES FAILED TO WORK PROPERLY. THE VEHICLE WAS NOT TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING. THE MANUFACTURER WAS CONTACTED. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 60,000 AND THE CURRENT MILEAGE WAS 199,000. UPDATED 11/14/11 *BF
Common questions
How serious is the electrical problem on the 2005 GMC Yukon?
It's a meaningful issue. 23 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $850.
At what mileage does the electrical typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to electrical?
No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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