Service Campaign: Certain Mack AN, GR and PI model trucks built with a D4 Dual PTO, have the incorrect...
Mack technical service bulletin S3752 202311 for 2023 Mack Anthem (An), 2023 Mack Granite (GR) and 2023 Mack Pinnacle (Pi/PN).
- Bulletin number
- S3752 202311
- Component
- Power train
- Summary
- Service Campaign: Certain Mack AN, GR and PI model trucks built with a D4 Dual PTO, have the incorrect length PTO mounting studs installed. With the incorrect studs installed there is a possibly of the retaining nuts coming loose and in certain cases result in a loss of gearbox fluid. Follow the instructions in this service campaign to remove and replace the PTO mounting studs with longer ones.
Vehicles covered
- Mack Anthem (An) 2023 2023
- Mack Granite (GR) 2023 2023
- Mack Pinnacle (Pi/PN) 2023 2023
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