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Service bulletins for the 2018 Mack Granite

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.

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

By type

By component

By trouble code

Bulletins, newest first
KC-5442021-06-04. Service bulletin. COMMUNICATION:MANUFACTURER TELEMATICS; BACK OVER PREVENTION:DISPLAY FUNCTION. Model Year 2017, 2018 - ** Tech Tip ** TT - 000 - 2017 GPS Inoperative Message In DID ( Driver Information Display ) - Telematics Gateway ( TGW )
FSB 491-0322021-04-05. Service bulletin. EQUIPMENT; POWER TRAIN. Transmission Oil Cooler Hose, Replacement
FSB 237-0212021-04-05. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, DIESEL; EQUIPMENT; ELECTRICAL SYSTEM. Valve, Common Rail, Removal
S75672021-04-05. Service bulletin. FUEL SYSTEM, DIESEL. RD: EPRV Delete & Fuel Rail Pressure Sensor Update
KC-21092021-04-05. Service bulletin. FUEL SYSTEM, DIESEL. Mack Chassis - Diagnostic Trouble Code (DTC) P009B-13 Fuel Pressure Relief Control – Circuit Open; Possible Derate - US17+OBD16 And US17+OBD18 Emissions, Model Years 2018 And 2019
KC-702021-04-05. Service bulletin. STRUCTURE. Mack Chassis - Model GR/GU - Hood Warpage
FSB 284-0702021-01-07. Service bulletin. FUEL SYSTEM, DIESEL; ELECTRICAL SYSTEM:WIRING; EQUIPMENT. DTC P0194-00 and/or P016E-00, Fuel Rail Pressure Sensor (RPS) and wiring harness, Replacement
KC-20622020-12-01. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Mack Chassis - Granite (GR) - Intermittent Or Inoperative Headlights, Front Marker Lights, Turn Signals, And/Or Plow Lights
FSB 491-0322020-12-01. Service bulletin. EQUIPMENT; POWER TRAIN; EQUIPMENT ADAPTIVE/MOBILITY. Transmission Oil Cooler Hose, Replacement
KC-9012020-11-01. Service bulletin. LATCHES/LOCKS/LINKAGES. Remote Control Central Door Lock, Programming; Key Fob Cannot Be Programmed Or Does Not Work After Programming - Model Year 2018 And Newer
FSB 258-0392020-11-01. Service bulletin. ENGINE AND ENGINE COOLING. SCR Fittings, One Box, Replacement PM, NOx and Temperature Sensor Fittings
S75342020-11-01. Service bulletin. ENGINE AND ENGINE COOLING. Remote Diagnostics - ACM and ECM Software Update
KC-20212020-09-30. Service bulletin. WHEELS:HUBCAP/COVER. Mack Chassis - Stemco Hubcap Plug Will Not Stay In
NCRA-2020-M012020-08-05. Service bulletin. ENGINE AND ENGINE COOLING. EXPANDED SCOPE- Non-Compliance Recall Alert, EC0020 & EC0022 SCR System
SNM20-0072020-08-05. Service bulletin. ENGINE AND ENGINE COOLING. Emissions Recall EC0022 Expanded
S7485v22020-07-06. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. CarPlay SW Update with SEM
S7483v22020-07-06. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. CarPlay SW Update with Hardware
S7476v22020-07-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. CarPlay SW Update
K533380752020-06-03. Service bulletin. ENGINE AND ENGINE COOLING. Diagnostic Trouble Codes (DTC) For The Engine Pre-Heat Relay: Supplementary Instructions - US10+OBD13 And Newer Emissions, Model Year 2014 And Newer
K035733292020-06-03. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Diagnostic Trouble Codes ( DTC ) P2080, P2084, P242B Lighting The Malfunction Indicator Lamp ( MIL ) - US14+OBD16, US17+OBD16, And US17+OBD18 Emissions, Model Years 2017 To 2019
K311264412020-06-03. Service bulletin. STRUCTURE:BODY:HOOD. Diagnostic Trouble Code (DTC) P2042-01: Diagnostic Instructions - US17+OBD16 Emissions And Newer
K071922472020-06-03. Service bulletin. SUSPENSION. Driveline Noise, Suspension Ride Height Too High, Suspension Will Not Exhaust - Chassis Built 2016w01 And Newer
K567351812020-05-06. Service bulletin. SERVICE BRAKES, AIR. (Back Office) Mack Chassis - Grade Gripper Reactivates After Timeout With Brake Pedal Released - Vehicles Manufactured Prior To 2018
K180131542020-05-06. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. Vehicles Equipped With A One-Box Emissions Aftertreatment System ( EATS ) - Diagnostic Trouble Codes ( DTC ) P2463 and P2453. US17+OBD16 (GHG17) And Newer Emissions, Common Model Year 2018 And Newer
K475478562020-05-06. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. Particulate Matter (PM) Sensor Diagnostic Trouble Codes (DTC) Illuminating The Malfunction Indicator Lamp (MIL) - US14+OBD16, US17+OBD16 And Newer Emissions, Model Year 2017 And Newer - To Be Used For EVERY Visit

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