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Service bulletins for the 2019 Mack Pinnacle

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

309 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
FSB563-0082019-05-20. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. Plugs, Pressure Protection Manifold
FSB563-0082019-04-22. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Plugs, Pressure Protection Manifold
K846823082019-04-22. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. Mack Chassis - Theft Deterrent System (TDS) Not Working; TDS Does Not Accept Password, Lockout Prevents Vehicle Operation - Model Years 2018 And 2019
K912146782019-04-22. Service bulletin. EQUIPMENT; POWER TRAIN; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. Automated Manual Transmission (AMT) Faults - Diagnostic Trouble Codes (DTC) P1052-18 Or MID 130 PID 33 FMI 5 Intermittent Fault In Cold Weather - US07 And Newer Emissions, Model Year 2008 And Newer
K840619352019-02-19. Service bulletin. FUEL SYSTEM, DIESEL. Mack Chassis - Diagnsotic Trouble Code P026D-00, Fuel Injection Quantity Higher Than Expected; Diagnosis And Information - US14+OBD15 Emissions, Model Year 2016
K285015522019-02-19. Service bulletin. STEERING. Mack Chassis - Models GU / CHU Steering Wander
K713130152019-02-19. Service bulletin. STRUCTURE:BODY:HOOD. Hood Insulation Separating From Hood, Insulation Installation Instructions
K146374122019-02-19. Service bulletin. FUEL SYSTEM, GASOLINE. Diagnostic Trouble Codes (DTC) P0194-00 - Fuel Rail Pressure Sensor, Circuit Erratic,
K176967922019-02-19. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Diagnostic Trouble Code (DTC) P24F6-00, Exhaust Aftertreatment Fuel Air Purge Valve Stuck Open Or DTC P24F7-00, Exhaust Aftertreatment Fuel Air Purge Valve Stuck Closed - US14+OBD15 Emissions And Newer, Model Year 2016 And Newer
K010296372019-02-19. Service bulletin. FUEL SYSTEM, GASOLINE. Diagnostic Trouble Codes (DTC) P0087 Fuel Rail/System Pressure To Low, P016F Closed Loop Fuel Pressure Control At Limit - Pressure Too Low, P228F Fuel Pressure Regulator Exceeded Learning Limits - Too High; Damaged Lip Seal On Secondary Fuel Filter; Possible Uneven Operation - US17+OBD16 And Newer Emissions (Common Rail Fuel System), Model Year 2018 And Newer
K938233002019-02-19. Service bulletin. POWER TRAIN. Mack Chassis - Pinnacle (CHU,CXU), Granite (GU) With Mack Engine ONLY - Power Take Off ( PTO ) Engine Speed Control Inoperative; Engine Speed Does Not Ramp When PTO Is Activated - Model Year 2014 And Newer
K849404642019-02-19. Service bulletin. POWER TRAIN. Expired - Refer To K45673535 - Mack Chassis SNM15-002b mDRIVE Transmission Service Strategy ( Revised failure mode descriptions )
K151941272019-02-19. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Mack Chassis - Fault Code SID 158 FMI 0 Logging In Instrument Cluster ( MID 140, IC ), No Code Description Or Diagnostic Information
K010296372019-02-19. Service bulletin. FUEL SYSTEM, GASOLINE. Diagnostic Trouble Codes (DTC) P0087 Fuel Rail/System Pressure To Low, P016F Closed Loop Fuel Pressure Control At Limit - Pressure Too Low, P228F Fuel Pressure Regulator Exceeded Learning Limits - Too High; Damaged Lip Seal On Secondary Fuel Filter; Possible Uneven Operation - US17+OBD16 And Newer Emissions (Common Rail Fuel System), Model Year 2018 And Newer
K170390502019-02-19. Service bulletin. ELECTRICAL SYSTEM. Bendix ACom® - EC80 ESP Controller; ABS And ATC Lights Illuminated, Fault Codes Present After Making Changes, Calibration Or Programming With Acom
K146374122018-12-17. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. Diagnostic Trouble Codes (DTC) P0194-00 - Fuel Rail Pressure Sensor, Circuit Erratic, Intermittent And/Or P016E-00 Closed Loop Fuel Pressure At Control Limit, Pressure Too High - US17+OBD16 (Common Rail Fuel System) Emissions And Newer; Model Year 2017 And Newer
K233150312018-12-17. Service bulletin. FUEL SYSTEM, GASOLINE. Fuel Tank Strap Insulator Design Update; Fuel Tank Strap Appearance Changed
K938233002018-12-17. Service bulletin. POWER TRAIN; ENGINE. Mack Chassis - Pinnacle (CHU,CXU,PI), Anthem (AN), Granite (GU,GR) With Mack Engine ONLY - Power Take Off ( PTO ) Engine Speed Control Inoperative; Engine Speed Does Not Ramp When PTO Is Activated - Model Year 2007 And Newer
FSB728-0052018-12-17. Service bulletin. ENGINE. Leveling Valve, Leak Test
K833292912018-12-17. Service bulletin. POWER TRAIN; ENGINE. EXPIRED - Refer to Solution K42766159 - Turbo Compound - Customer Report Of Excessive Air Purging Or Air Compressor Cycling With Vehicle At Idle; Acceptable Secondary Air System Leakdown Time Frame During Extended Idle - US17+OBD16 And Newer Emissions, Common Model Year 2018 And Newer
K252291682018-12-17. Service bulletin. POWER TRAIN. Automated Manual Transmission Gearbox Will Not Shift To High Range After Gearbox Repair; MID 130 PSID 24 FMI 1, P1072-92 Unintentional Disengagement Of High Range - US07 And Newer Emissions, Model Year 2008 And Newer
K044040422018-12-17. Service bulletin. ENGINE. Fault Code SPN 1081 FMI 31 - Engine Wait to Start Lamp, Condition Exists - Model Year 2018
K100751122018-11-19. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LATCH; EQUIPMENT. Remote Control Central Door Lock, Programming; Key Fob Cannot Be Programmed Or Does Not Work After Programming - Model Year 2018 And Newer
K335936042018-11-19. Service bulletin. ELECTRICAL SYSTEM:WIRING; ENGINE. Diagnostic Trouble Codes (DTC) P0069-64, P10EC-00, P0191-00 and P240F-00 In Different Combinations, Occurrences, And Time Stamps (Two To Four Codes), Possible Vehicle Derate - US17+OBD16, US17+OBD18 Emissions, Common Model Years 2018 And 2019
K050234522018-11-19. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Mack Chassis - Left Hand Drive ( LHD ) - No Airflow From Defrost And Floor Vents - Model Year 2018 And Newer

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.