Recalls › 80E006000

NHTSA recall 80E006000 · Equipment

Power train › Automatic transmission

Reported Mar 25, 1980364 vehicles affectedALLISON DIV., GM CORP.Built Jan 1, 1979 – Apr 1, 1979

The defect

Certain transmissions were assembled with improperly machined forward clutch housings. The resulting incorrect ball check valve seat angles in the pressure exhaust ports may prevent complete oil evacuation from the piston apply area.

The remedy

Vehicles will be inspected and, if necessary, the forward clutch assemblies will be reworked.

Official recall at NHTSA ↗

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Vehicles in this recall

Notes

Vehicle category: trucks and buses with diesel transmissions.system: power train; allison transmissions, model nos. Ht-700, clbt-750 andv-730.consequences of defect: trucks and buses with these transmissions may moveforward even when the gear selector IS in neutral. This could occur withoutprior warning and could result in an accident.