2006 SIERRA -75000MILES CLUNKING IN DRIVETRAIN WHEN TRANS. SHIFTS REAREND CLUNKS AND JUMPS IN AND OUT WHEN DIFF LOCK IS NEEDED CHATTER IN STEERING COLUMN ENGINE LIGHT COMES ON WHEN DOWN TO 1/2 -3/4 TANK (EVERYTIME) REFUEL IT GOES OUT DASH LIGHTS FOR THE RADIO BUTTONS SLOWLY GOING OUT DASH LIGHTS ON THE SLIDER FOR HEATER CONTROLS GOING OUT VERY POOR MPG 12-13 ON A GOOD DAY! SURE WOULD LIK…
2006 gmc Sierra fuel system problems
severe 10 complaints filed with NHTSA · avg repair $1,200
Complaints
10
Recalls
0
Crashes
0
Avg fix
$1,200
What owners are reporting 1 most recent
Common questions
How serious is the fuel system problem on the 2006 gmc Sierra?
It's a meaningful issue. 10 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $1,200.
At what mileage does the fuel system 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 $1,200 for fuel system 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 fuel system?
No active recalls currently cover fuel system 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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