1978 MACK MR — Problems, Recalls & Safety Data
N/A
Safety Rating
0
Owner Complaints
2
Recalls
0
Service Bulletins
0
Investigations
Overview of the 1978 MACK MR
The 1978 MACK MR has received a total of 0 safety complaints filed with the National Highway Traffic Safety Administration (NHTSA). There have been 2 recall campaigns affecting this vehicle, covering issues with ENGINE AND ENGINE COOLING:ENGINE, VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE.
Recalls for the 1978 MACK MR
NHTSA has recorded 2 recalls for the 1978 MACK MR, potentially affecting up to 23,358 vehicles.
Recall 79V133000 — ENGINE AND ENGINE COOLING:ENGINE
| 23,000 vehicles affected
Defect: IN THE EVENT OF TURBOCHARGER COMPRESSOR WHEEL FAILURE, ONE OR MORE OF THE FOUR CAPSCREWS THAT HOLD THE TURBOCHARGER TOGETHER MAY BE STRUCK BY PARTS OF THE COMPRESSOR WHEEL, RESULTING IN THE CAPSCREWS BEING DAMAGED. IF THESE CAPSCREWS ARE DAMAGED TO THE POINT THAT THEY ALLOW THE COMPRESSOR BACK PLATE TO DISLOCATE FROM THE TURBOCHARGER BEARING HOUSING, ENGINE LUBRICATING OIL...
Remedy: DEALER WILL INSTALL A SHIELD FOR THE HEADS OF THE FOUR CAPSCREWS, ALONG WITH STRONGER SAE 8 GRADE 8 CAPSCREWS, IF NECESSARY, AT NO COST TO OWNER.
View full details →Recall 79V014000 — VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
| 358 vehicles affected
Defect: A DEFICIENCY IN THE ROUTING OF THE HEATER DUCT HOSE COULD ALLOW THE HOSE TO REST AGAINST A TERMINAL POST OF THE ACCESSORY RELAY. VIBRATION WILL EVENTUALLY CAUSE THE TERMINAL POST TO PENETRATE THE HOSE FABRIC AND SHORT CIRCUIT THE WIRE REINFORCEMENT AND OVERLOAD THE CIRCUIT.
Remedy: DEALER WILL REPLACE THE PORTION OF THE EXISTING HOSE THAT IS CLOSEST TO THE ACCESSORY RELAY WITH AN ALL-RUBBER HOSE.
View full details →Owner Complaints for the 1978 MACK MR
No complaints have been filed with NHTSA for the 1978 MACK MR.
Safety Rating for the 1978 MACK MR
NHTSA has not yet tested the 1978 MACK MR in its New Car Assessment Program.
Technical Service Bulletins for the 1978 MACK MR
No technical service bulletins have been reported for this vehicle.
NHTSA Investigations for the 1978 MACK MR
There are no NHTSA defect investigations on record for this vehicle.
Other Model Years of the MACK MR
- 1977 MACK MR — 0 complaints
- 1978 MACK MR (current)
- 1979 MACK MR — 0 complaints
Other MACK Models
- MACK MACK — 35 total complaints
- MACK ANTHEM (AN) — 12 total complaints
- MACK CXU612 — 12 total complaints
- MACK CX613 — 10 total complaints
- MACK GRANITE (GR) — 10 total complaints
- MACK CH600 — 9 total complaints
- MACK GU — 9 total complaints
- MACK RD — 8 total complaints