The defect
CERTAIN ENGINE SUPPORT CASTINGS WERE PRODUCED WITH FAULTY METALLURGY AND COULD FAIL.
The risk
FAILURE OF ONE OR BOTH BRACKETS COULD CAUSE DISLOCATIONOF ENGINE AND TRANSMISSION ASSEMBLY, WHICH COULD RESULT IN TRUCK DISABLEMENT,POSSIBLE LOSS OF ACCELERATOR CONTROL AND AN ACCIDENT.
The remedy
REPLACE REAR ENGINE SUPPORTS AS NECESSARY.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Mack DMM Series | 1988 |
| Mack R series | 1988 |
| Mack RD Series | 1988 |
| Mack RM Series | 1988 |
Components: ENGINE AND ENGINE COOLING:ENGINE
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Mack DMM Series | 1988 | 0 | 5 |
| Mack R series | 1988 | 0 | 6 |
| Mack RD Series | 1988 | 0 | 8 |
| Mack RM Series | 1988 | 0 | 4 |
Other engine and engine cooling recalls in 1988
8 of the 197 recall campaigns reported to NHTSA in 1988 concerned the engine and engine cooling; MACK TRUCKS, INCORPORATED filed 245 campaigns in all.
| 88V184000 25 Nov 1988 | COLLINS BUS CORPORATION |
| 88V178000 14 Nov 1988 | MACK TRUCKS, INCORPORATED |
| 88V133000 9 Aug 1988 | FORD MOTOR COMPANY |
| 88V132000 8 Aug 1988 | AM GENERAL CORPORATION |
| 88V093000 13 Jun 1988 | OSHKOSH TRUCK CORPORATION |
| 88V046000 29 Mar 1988 | GENERAL MOTORS CORP. |
| 88V042000 28 Mar 1988 | ISUZU MOTORS LIMITED |
NHTSA recalls (public domain) · all recalls of 1988