I SMELLED A VERY STRONG ODOR OF GAS AS I WALKED UP TO MY CAR. THE CHECK GAS CAP DISPLAY CAME ON. I REPLACED THE GAS CAP AND WARNING IS STILL DISPLAYED. THE SMELL OF GAS HAS CONTINUED TO WORSEN AND SEEMS TO BE COMING FROM THE GAS TANK. IT DOESN'T MATTER IF THE CAR IS RUNNING OR NOT. I HAVE RESEARCHED AND FOUND MANY OWNERS OF THE SAME YEAR AND MAKE CAR ARE HAVING THE SAME PROBLEM HOWEVER, NOBODY HAS…
2005 Pontiac G6 engine problems
severe 16 complaints filed with NHTSA · avg repair $3,100
Complaints
16
Recalls
0
Crashes
0
Avg fix
$3,100
What owners are reporting 2 most recent
I PURCHASED MY 2005 PONTIAC G6 JAN. 10, 2005. THIS CAR IS HAVING ISSUES STARTING FIRST THING. IT WILL EITHER OVER START LIKE I HELD THE IGNITION TOO LONG OR IT WILL KEEP TRYING TO START ONCE IT HAS BEEN STARTED. IN BOTH CASES, THE ENGINE WILL DIE. I HAVE BEEN NOTIFYING THE DEALERSHIP ABOUT THIS ISSUE SINCE THE CAR WAS LESS THAN A MONTH OLD. EACH TIME, IT WAS BROUGHT INTO THE DEALERSHIP, RAN ON THE…
Common questions
How serious is the engine problem on the 2005 Pontiac G6?
It's a meaningful issue. 16 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $3,100.
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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