NHTSA Campaign 78V032000
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
Issued by MACK TRUCKS, INCORPORATED · Reported Feb 9, 1978 · 459 vehicles affected
What's wrong
THE SYNFLEX-TYPE OIL PRESSURE SIGNAL LINE MAY HAVE BEEN ROUTED TOO CLOSE TO THE EXHAUST MANIFOLD. EXCESSIVE HEAT MAY CAUSE THE LINE TO RUPTURE, AND OIL LEAKAGE MAY OCCUR.
Remedy
THE DEALER WILL REROUTE THE OIL PRESSURE SIGNAL LINE TO ELIMINATE POTENTIAL FIRE HAZARD, WITHOUT CHARGE TO OWNER.
Vehicles affected by this recall
| Make | Model | Year | Units |
|---|---|---|---|
| MACK | DM | 1976 | 459 |
| MACK | DM | 1977 | 459 |
| MACK | R | 1976 | 459 |
| MACK | R | 1977 | 459 |
| MACK | RD | 1976 | 459 |
| MACK | RD | 1977 | 459 |
Source: NHTSA Campaign 78V032000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.