The defect
AT HIGH ENGINE SPEEDS, THE COOLING FAN ADAPTER PLATE, WHICH CONNECTS THE COOLING FAN AND THE FAN PULLEY, HAS INSUFFICIENT STRENGTH, ALLOWING CRACKS TO DEVELOP IN THE ADAPTER PLATE.
The risk
COOLING FAN COULD BE DISLODGED, DAMAGING RADIATOR AND FAN GUIDE; AND FAN COULD BREAK LOOSE, FLY OUT OF ENGINE COMPARTMENT, AND INJURE PERSONS IN THE IMMEDIATE VICINITY.
The remedy
REPAIR OR REPLACE ADAPTER PLATE TO PREVENT CRACKS AND DAMAGE.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Chevrolet Forward 4000 | 1989, 1990 |
| GMC Tiltmaster | 1989, 1990 |
| Isuzu NPR | 1989, 1990 |
Components: ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Chevrolet Forward 4000 | 1989 | 0 | 1 |
| Chevrolet Forward 4000 | 1990 | 0 | 1 |
| GMC Tiltmaster | 1989 | 0 | 1 |
| GMC Tiltmaster | 1990 | 0 | 1 |
| Isuzu NPR | 1989 | 0 | 1 |
| Isuzu NPR | 1990 | 0 | 1 |
Other engine and engine cooling recalls in 1990
5 of the 208 recall campaigns reported to NHTSA in 1990 concerned the engine and engine cooling; ISUZU MOTORS LIMITED filed 59 campaigns in all.
| 90V166000 20 Sept 1990 | ISUZU MOTORS LIMITED |
| 90V104000 23 Apr 1990 | GENERAL MOTORS CORP. |
| 90V037000 21 Feb 1990 | HYUNDAI MOTOR AMERICA |
| 90V005000 24 Jan 1990 | KAWASAKI MOTORS CORP. |
NHTSA recalls (public domain) · all recalls of 1990