1990 Mack CH
Safety record from NHTSA: recalls, owner complaints, investigations and service bulletins.
Have the VIN?
These records cover every 1990 Mack CH. To see whether one car still needs a recall repair, decode its VIN or check it with NHTSA.
Recalls
5 recalls name the 1990 Mack CH. Newest first.
Vehicle description: heavy duty class 8 trucks equipped with fontaine fifth wheel assemblies. the fifth wheel mounting plates can crack.
Risk and remedy
Risk
Under the trailer loading, the mounting plate could eventually fail due to fatigue.
Remedy
Dealers will inspect and replace the mounting plates that are cracked.
The driveshaft center bearing support bracket can crack and break.
Risk and remedy
Risk
If this happens, the driveshaft will wobble and can separate. Separation can result in damage to other components of the vehicle or loose fragments can fall onto the roadway presenting a hazard to other drivers.
Remedy
Dealers will replace the center bearing hanger bracket.
Fuel injection system reconfiguration to comply with engine emission standards cause higher engine vibration levels which lead to early wear and complete failure of the secondary throttle return mechanism.
Risk and remedy
Risk
In the event the primary throttle return fails, failure of the secondary throttle return system would not provide protection against loss of throttle control.
Remedy
A new production secondary throttle return system configuration will be installed.
Lap and shoulder seat belt arrangement for fixed (non-suspension) seats does not meet the seat belt loading requirements of fmvss 210. The inboard clinch nut in cab sill, where the buckle for the shoulder and lap belt IS mounted, pulled out of the sill during the tests. consequence of defect: if seat belt anchirage fails, the seat occupant faces an…
Risk and remedy
Remedy
Relocate the inboard seat belt mounting from top of the sill to the forward flange of the sill on the cab floor, and add a 3MM fillet weld around the 2 inboard clinch nuts.
The upper and lower pinch bolt on the steering pitman arm and the lower pinch bolt connection on shephard power gears were not torqued correctly.
Risk and remedy
Risk
Pinch bolt could loosen and break; this could cause loss of truck steering control and result in a crash.
Remedy
Install english hex head bolts and flat washers; torque pinch bolts to specifications.
Service bulletins
Technical service bulletins and other communications the manufacturer sent dealers about this vehicle. Ask a dealer for the full document by its number.
- 10215315Programming Failure - Chassis With Cummins Engine And An Allison Transmission
- 10215312(Back Office) - Cruise Control Inoperative After Updating Software VECU5 Without ESP Package (UESP).
- 10215289Automated Manual Transmission ( AMT ) I-Shift / mDRIVE - Ribbon Harness Replacement - Speed Sensor Bolts, Possible Fault Codes P1058 - 21 Or MID 130 PID 161 FMI 1
- 10215287US10 Emission Engines - Diagnostic Trouble Code ( DTC ) SPN 1231 FMI 9 Troubleshooting.
- 10213658Emcon (Spark Assist) Engine Aftertreatment System Troubleshooting Check Sheet - US07 Emissions
- 10213652Low Oil Pressure Diagnostic Process For 11 Liter Engines
- 10213644Premium Tech Tool ( PTT ) Training Materials And Support Tools
- 10213642No Start Condition After Over The Air Programing - VECU5 No Start "Safe State"
- 10213641Temperature Sensor Troubleshooting Guide - US10+OBD13 And Newer
- 10213640Electronically Controlled Suspension (ECS) Losing Air Pressure
- 10213639Low Voltage Disconnect (LVD), Function Description
- 10213638DEF Pump Troubleshooting Guide - US10+OBD13 And Newer Emissions
- 10213637DEF Pump Cycling periodically Hours After Key Off
- 10213636Selective Catalytic Reduction (SCR) Muffler Troubleshooting Guide - US10+OBD13 And Newer Emissions
- 10213633USE FOR NEW VEHICLES (US21+OBD22 Emissions) - Intermittent Diagnostic Trouble Codes U02A3, U029D, U029E
- 10213632NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions
- 10213630Mack Chassis - Vehicles Equipped With An Automated Manual Transmission Model F ( AMT-F, mDrive ), Premium Tech Tool ( PTT ) Gearbox Calibration Failure; Gearbox Calibration Operation Stops And Fails At 33% When Run With Transmission Removed
- 10213625Mack - PTO Pump Speed Calculator
- 10213612(Back Office Only) Mack Chassis - Cruise Control Inoperative After Disabling The Electronic Stability Program (ESP)
- 10213609Mack Chassis - Diesel Exhaust Fluid ( DEF ) System Cleaning/Flush After DEF Pump Failure Or System Contamination
- 10213608Mack Chassis - Bendix Vendor Configuration Program ( VCP ) Software Download Information
- 10213605Mack Chassis - Diagnostic Trouble Codes ( DTC's ) - P020113, P020213, P020313, P020413, P020513, P020613, Cylinders 1 Through 6 Injector A Open Circuit
Every Mack CH model year
Bars are owner complaints, dots mark years with recalls. Select a year to open its report.