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Engine coolingPart report

2001 Chevrolet Silverado 1500 HD Engine cooling Problems

Complaints
1about this part
Share
6%of 16 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the engine cooling of the 2001 Chevrolet Silverado 1500 HD, 6% of the 16 complaints for this model year.

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.

“Exhaust manifold bolts malfunction allowing exhaust gases to enter cab of vehicle. This also can cause wrong readings to the emission control system ( oxygen sensor ) to richen the gas mixer to engine causing emission problems. Reason for compliant, after checking internet sites. I found out this is a to common of a problem with Chevrolet ( GM ) v8 engines. The auto repair shop I took my vehicle to, knew of this problem every well. They get several of this type of repairs monthly. They remove exhaust manifold, re-surface, remove broken bolts and reassemble using all new bolts and gasket. $350. …”

NHTSA complaint #10438818, filed 2011-12

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
200377%
200215%
200116%

Other parts of the 2001 Chevrolet Silverado 1500 HD

Brakes
11 complaints
Fuel system
2 complaints
Body and structure
2 complaints
Electrical system
1 complaints
Seat belts
1 complaints
Tires
1 complaints

← All problems reported for the 2001 Chevrolet Silverado 1500 HD

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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