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Engine coolingPart report

2004 Chevrolet Monte Carlo Engine cooling Problems

Complaints
7about this part
Share
3%of 230 total for the year
Median mileage
94,500miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 7 complaints about the engine cooling of the 2004 Chevrolet Monte Carlo, 3% of the 230 complaints for this model year. Where a mileage was given, the median is 94,500 miles. 3 a fire, according to the filers. 2 recall campaigns on record are filed under a similar system.

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 2004 Chevrolet Monte Carlo. The contact stated that engine oil was dripping from the manifold. The vehicle was taken to an independent mechanic who diagnosed that the part needed to be replaced. The vehicle had not been repaired. The manufacturer was notified. The VIN was unknown. The failure mileage was 135,652.”

NHTSA complaint #10966398, filed 2017-03, 135,652 miles

“The contact owns a 2004 Chevrolet Monte Carlo. The contact stated that while operating the vehicle, there was a burning odor blowing through the air vents into the cabin of the vehicle. While depressing the accelerator pedal, the oil gauge increased to high. Additionally, the engine overheated. The vehicle was taken to the local dealer regarding NHTSA Campaign Number: 15V201000 (Engine and Engine Cooling) however, the part had to be ordered,ed and the vehicle was not yet repaired. The manufacturer was not yet contacted. The failure mileage was 215,000.”

NHTSA complaint #11443389, filed 2021-12, 215,000 miles

“The contact stated, intermittently, the vehicle stalled at any speed. Once, the battery light illuminated then the vehicle stalled. The other times, the check engine light illuminated prior to the vehicle stalling. The vehicle did restart each time. The dealership cleaned the map sensor connector; this did not correct the problem.”

NHTSA complaint #10151555, filed 2006-03, 22,965 miles

“The contact owns a 2004 Chevrolet Monte Carlo. When the contact placed oil into the vehicle, oil leaked onto the manifold. The change oil and low engine oil indicators illuminated. The failure recurred four or five times. The vehicle was taken to an independent mechanic where it was diagnosed that the engine oil was dripping on the manifold and the gasket and wiring needed to be replaced. The vehicle was not repaired. The manufacturer stated that the VIN was not included in NHTSA campaign number: 15v201000 (engine and engine cooling). The approximate failure mileage was 107,000.”

NHTSA complaint #10734472, filed 2015-07, 107,000 miles

“The contact owns a 2004 Chevrolet Monte Carlo. While driving approximately 55 MPH, the vehicle lost power. The contact pulled the vehicle over to the side of the road. Upon further inspection, he noticed flames near the engine. He was able to safely extinguish the fire. The vehicle was towed to a dealer to determine the cause of the failure. The repair would cost $7,000. The vehicle was excluded from NHTSA campaign id number 09v116000 (engine and engine cooling), although the failures were identical. The VIN was unknown. The failure and current mileages were 82,000.”

NHTSA complaint #10272759, filed 2009-06, 82,000 miles

Related recalls

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
200665%
200533%
200473%
20032516%
20023013%
20014817%
20004218%
19993125%
19981414%
19973018%
19963925%
19951911%
1987240%
1986117%

Other parts of the 2004 Chevrolet Monte Carlo

Electrical system
151 complaints
Engine
23 complaints
Steering
16 complaints
Brakes
14 complaints
Exterior lighting
12 complaints
Other or unknown
6 complaints
Vehicle speed control
6 complaints
Equipment
5 complaints
Seats
5 complaints
Suspension
5 complaints
Visibility (wipers, defrost, mirrors)
4 complaints
Air bags
3 complaints

← All problems reported for the 2004 Chevrolet Monte Carlo

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 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