1987 MACK MR SERIES Recalls (3)
- Campaign:
- 87V179000 on 12/03/1987
- Component:
- Steering:linkages
- Manufactured:
- 06/30/1987 - 07/31/1987
- Affected:
- 323
- Defect:
- Cross steering levers may be improperly heat treated and subject to fail during normal operation.
- Consequence:
- Such failure could cause loss of truck control withoutprior warning and result in a crash.
- Correction:
- Install new, properly heat treated steering lever.
- Notes:
- System: cross steering levervehicle description: heavy duty trucks with mack faw 616 or 617 series frontaxle.
- Campaign:
- 88V153000 on 10/10/1988
- Component:
- Wheels
- Manufactured:
- 11/30/1986 - 08/31/1987
- Affected:
- 19
- Defect:
- Fasteners that hold the rear wheel to the hub and drum assembly may be improperly torqued.
- Consequence:
- An undertorqued fastener will loosen up and can result inwheel separation, loss of control, and an accident.
- Correction:
- Properly torque rear wheel space fasteners.
- Notes:
- System: rear wheel spacer fasteners.vehicle description: heavy duty trucks.
- Campaign:
- 88V154000 on 10/10/1988
- Component:
- Suspension:multiple axle
- Manufactured:
- 12/31/1986 - 03/31/1987
- Affected:
- 129
- Defect:
- The undersized weld on the rear suspension bracketry attachment can cause bracket failure.
- Consequence:
- Bracket failure can allow the spring assembly to bereleased onto the roadway, possibly resulting in loss of control and anaccident.
- Correction:
- Replace any housings that have single pass (undersized) welds on the bracketry attachment.
- Notes:
- System: rear axle housing.vehicle description: heavy duty trucks.
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