TL* THE CONTACT OWNS A 2010 GMC SIERRA 1500. THE CONTACT STATED THAT WHEN THE PISTONS WERE LOOSE AND STRUCK THE CYLINDER WALL, IT WOULD LOOSEN UP THE ENGINE AND CAUSED AN ABNORMAL KNOCKING FROM THE ENGINE. THE DEALER WAS NOTIFIED OF THE FAILURE WHO ADVISED THE CONTACT THAT THE FAILURE WAS NOTHING TO BE CONCERNED ABOUT AND WAS NOT HURTING THE ENGINE. THE MANUFACTURER WAS NOTIFIED WHO STATED TO THE …
2010 GMC Sierra engine problems
moderate 14 complaints filed with NHTSA · avg repair $3,100
Complaints
14
Recalls
0
Crashes
0
Avg fix
$3,100
What owners are reporting 2 most recent
ENGINE LIFTER ISSUE/LOW OIL PRESSURE PROBLEM RELATES TO HAVING THE LIFTERS REPLACED. THE 5.3 VORTEC ENGINE HAS AFM (ACTIVE FUEL MANAGEMENT). DEALER WANTS $5800 TO FIX THE LIFTER ISSUE, WHILE ESTIMATES TO REPLACE THE ENGINE WITH NECESSARY PARTS RUNS BETWEEN $6900 AND $7200. IS THIS A MANUFACTURER PROBLEM? TRUCK HAS 52,000 MILES AND HAS BEEN SERVICED AT REGULAR INTERVALS. TRUCK WAS PARKED WH…
Common questions
How serious is the engine problem on the 2010 GMC Sierra?
It's a documented issue but not catastrophic. 14 complaints have been filed. Repairs average $3,100 and most owners catch it before it causes a breakdown.
At what mileage does the engine 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 $3,100 for engine 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 engine?
No active recalls currently cover engine 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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