I NOTICED A SMELL OF MOLD FROM THE AC VENTS, I TOOK THE CAR TO CITY CHEVROLET IN CHARLOTTE, NC. THEY REPLACED THE AC CONDENSER UNIT. THIS TOOK CARE OF THE SMELL FOR THE SUMMER MONTHS. THE SMELL HAS NOW RETURNED AND IS GETTING WORSE BY THE DAY. THE SERVICE AGENT SAID THAT GM WAS AWARE FOR THE PROBLEM BUT WAS DOING NOTHING TO CORRECT. I WAS ALSO TOLD THIS IS A DESIGN FLAW DUE TO THE VENTS IN THE CON…
2006 Chevrolet Monte Carlo engine problems
moderate 9 complaints filed with NHTSA · avg repair $3,100
Complaints
9
Recalls
0
Crashes
0
Avg fix
$3,100
What owners are reporting 5 most recent
THE HEAT IN MY 2006 CHEVY MONTE CARLO ONLY GETS HOT WHEN THE VEHICLE IS IN MOTION. IT BLOWS COLD AT IDLE DESPITE HAVING IT TURNED TO SETTINGS FOR HEAT. *TR
WHILE DRIVING MY 20065 CHEVY MONTE CARLO THE OTHER DAY AT HIGH WAY SPEED MY TRACTION CONTROL LIGHT CAME ON THE CAR DID A HARD JERK CAUSING ME TO JERK BACK BREAKING DRIVERS SEAT HAD TO TIE DOWN WITH ROPE TO GET IT HOME..AND THE ENGINE HAS LOST ITS POWER...WHAT IS GM DOING ABOUT THIS SAFETY ISSUE....AND WILL GM FIX THIS BEFORE SOME ONE GETS KILLED. *TR
TRANSMISSON WILL SHIFT HARD SOMETIMES FROM COMPLETE STOP OR WHILE TRAVELING , MAINLY FROM COMPLETE STOP OR STOPPING AT STOP LIGHT AND NOT A COMPLETE STOP . ITS LIKE IT IS SLIPPING. NOW AIR BAG LIGHT IS COMING SOMETIMES WHEN CAR IS 1ST CRANK. DASH IS ALSO COMING APART. CAR HAS 118,000 MILES ON IT. TRASMISSION IS WORRING ME THE MOST.
TL* THE CONTACT OWNS A 2006 CHEVROLET MONTE CARLO. THE CONTACT STATED THAT WHILE AT THE DEALER FOR ROUTINE MAINTENANCE THE TECHNICIAN STATED THE HEAD GASKETS WERE LEAKING OIL AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 54,281.
Common questions
How serious is the engine problem on the 2006 Chevrolet Monte Carlo?
It's a documented issue but not catastrophic. 9 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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