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Engine coolingPart report

1997 Nissan Sentra Engine cooling Problems

Complaints
6about this part
Share
6%of 108 total for the year
Median mileage
38,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 6 complaints about the engine cooling of the 1997 Nissan Sentra, 6% of the 108 complaints for this model year. Where a mileage was given, the median is 38,000 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.

“Upper radiator hose leaks at either connection. Tried installing new radiator hose and brand new, high quality hose clamps, but problem persisted. Coolant then drips down directly into the alternator shorting the alternator out. Solution: make a cover for alternator out of sheet metal, and bolt it to the exhaust manifold cover. If water drips from the above radiator hose, the cover will protect the alternator by directing the runoff elsewhere.”

NHTSA complaint #10045102, filed 2003-10, 40,000 miles

“Upper radiator hose leaks at either point of connection. Coolant drips down directly into alternator shorting the alternator out. Tried replacing old hose and hose clamps with a new hose and new, high quality hose clamps, but problem persisted. Solution: made own cover to protect alternator from coolant dripping from leaky upper radiator hose out of sheet metal. Bolted sheet metal cover to exhaust manifold. Now if the upper radiator hose leaks, the coolant drips on sheet metal cover and runoff goes elsewhere safely. Haven't had a problem since.”

NHTSA complaint #10045106, filed 2003-10, 36,000 miles

“I own a 1997 Nissan Sentra the main seal around the head gasket leaks causing oil to leak. Previous to this I owned a Nissan altima I think the year was 1993 that had the same problem. Also my air bag light constantly blinks ever since I bought it. The dealership said they couldn't do anything about it”

NHTSA complaint #10080460, filed 2004-07

Engine cooling: other model years

YearComplaintsShare of year
201710%
201510%
201431%
201341%
201211%
201143%
201086%
200924%
2008106%
2007117%
20061412%
20054828%
20045930%
20038648%
200212742%
20019339%
20007242%
1999610%
199847%
199766%
199696%
19951210%
19941111%
199359%
19921118%
199146%
1990821%
1989922%
19881027%
1987514%
1986117%
1985233%

Other parts of the 1997 Nissan Sentra

Air bags
33 complaints
Visibility (wipers, defrost, mirrors)
24 complaints
Brakes
15 complaints
Electrical system
10 complaints
Vehicle speed control
9 complaints
Tires
5 complaints
Steering
4 complaints
Exterior lighting
3 complaints
Fuel system
3 complaints
Seat belts
3 complaints
Body and structure
3 complaints
Suspension
3 complaints

← All problems reported for the 1997 Nissan Sentra

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 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