1994 Nissan D21 Engine cooling Problems
- Complaints
- 8about this part
- Share
- 12%of 65 total for the year
- Median mileage
- 118,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 8 complaints about the engine cooling of the 1994 Nissan D21, 12% of the 65 complaints for this model year. Where a mileage was given, the median is 118,000 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.
“1994 Nissan pickup with 3.5 v6 engine. Manifolds break loose. I've talked to a lot of people who have had the same problem. My mechanic sees it all the time. $2000 dealer repair. Internet search shows many similar problems. Heavy fumes in cab of truck. Fire risk.”
NHTSA complaint #10014225, filed 2003-04, 150,000 milesEngine cooling: other model years
Other parts of the 1994 Nissan D21
23 complaintsTires
9 complaintsTransmission and drivetrain
7 complaintsElectrical system
4 complaintsSeat belts
4 complaintsBrakes
3 complaintsSeats
3 complaintsSuspension
3 complaintsFuel system
2 complaintsOther or unknown
2 complaintsSteering
2 complaintsEngine
1 complaints
← All problems reported for the 1994 Nissan D21
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