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Engine coolingPart report

2012 Chevrolet Colorado Engine cooling Problems

Complaints
4about this part
Share
10%of 42 total for the year
Median mileage
85,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 4 complaints about the engine cooling of the 2012 Chevrolet Colorado, 10% of the 42 complaints for this model year. Where a mileage was given, the median is 85,000 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“The contact owns a 2012 Chevrolet Colorado. The contact stated that an abnormal whistling noise was heard and grew worse over the past months. The vehicle was taken to an independent mechanic where it was diagnosed that the exhaust manifold had a crack down the middle and needed to be replaced. The vehicle was not repaired. The dealer was not contacted. The manufacturer was notified. The approximate failure mileage was 118,000.”

NHTSA complaint #11084925, filed 2018-04, 118,000 miles

“The contact owns a 2012 Chevrolet Colorado. While driving approximately 5 MPH the contact heard a popping sound coming from the exhaust system. The vehicle was taken to the dealer for diagnostics. The technician advised that the muffler would have to be replaced. The muffler was replaced but the failure continued. The vehicle was not repaired. The VIN was not available. The approximate failure mileage was 2,500. ...updated 07/19/12 the consumer stated the vehicle would mis-fire when the engine was cold, and it would lose power after it warmed up. Updated 02/06/13”

NHTSA complaint #10461455, filed 2012-06, 2,500 miles

“2012 Chevrolet Colorado. Consumer writes in regards to transmission issues. The consumer stated the vehicle would not start. The vehicle was towed to the dealer. When the consumer called the dealer a couple of days later, he was informed the issue was the transmission. The next week, the consumer was informed, the parts replaced in the transmission were not issue, and after further investigation, the issue was a loose timing chain tensioner. Later in the week, he was informed that the engine was damaged and there may have been a spun bearing that caused the issues. …”

NHTSA complaint #10522375, filed 2013-07

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
202123%
202033%
201932%
201721%
201620%
201520%
2012410%
201112%
201027%
200867%
200764%
20063113%
2005236%
2004236%

Other parts of the 2012 Chevrolet Colorado

Air bags
9 complaints
Electrical system
8 complaints
Engine
8 complaints
Brakes
7 complaints
Electronic stability control
5 complaints
Steering
5 complaints
Body and structure
3 complaints
Exterior lighting
2 complaints
Suspension
2 complaints
Transmission and drivetrain
2 complaints
Fuel system
1 complaints
Other or unknown
1 complaints

← All problems reported for the 2012 Chevrolet Colorado

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology