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.
About P1074 on the 2018 Mack Granite: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
Only bulletins with trouble code: P1074 are shown. Show all
| KC-746 | 2022-07-05. Service bulletin. POWER TRAIN. Mack Chassis - Automated Manual Transmission Model F (AMT-F, mDrive) - Possible Infrequent Hiccup/Stumble During Steady Engine/Vehicle Speed; Diagnostic Trouble Code P1074-92, P1074-94, P1074-96 Logging, Appears As Inactive - Common Model Years 2018 |
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| K91121166 | 2018-10-15. Service bulletin. ENGINE; POWER TRAIN:MANUAL TRANSMISSION. Mack Chassis - Automated Manual Transmission Model F (AMT-F, mDrive) - Possible Infrequent Hiccup/Stumble During Steady Engine/Vehicle Speed; Diagnostic Trouble Code P1074-92 Logging, Appears As Inactive - Common Model Years 2018 And 2019 |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.