Mack DEF Level (UQLS) Sensor Troubleshooting Guide
Mack technical service bulletin CBR 2107-21 202505 for 2017-2026 Mack Anthem (An), 2019-2025 Mack Granite (GR) and 2017-2018 Mack Cxu and others.
- Bulletin number
- CBR 2107-21 202505
- Component
- Fuel/propulsion system
- Summary
- Mack DEF Level (UQLS) Sensor Troubleshooting Guide - US17+OBD16 Emissions and Newer
Owners of these vehicles have filed 10 complaints in the fuel system category.
Vehicles covered
- Mack Anthem (An) 2017-2026 20192020202120222023202420252026
- Mack Granite (GR) 2019-2025 2019202020212022202320242025
- Mack Cxu 2017-2018 20172018
- Mack Granite (Gu) 2017-2019 201720182019
- Mack MD 2020-2026 2020202120222023202420252026
- Mack LR 2017-2025 20182019202020212022202320242025
- Mack Mru 2017-2018 20172018
- Mack Chu 2017-2018 20172018
- Mack Leu 2017 2017
- Mack Pinnacle (Pi/PN) 2017-2024 20172018201920202021202220232024
- Mack TD 2017-2019 201720182019
- Mack Terrapro (Te) 2017-2025 20182019202020212022202320242025
- Mack Pioneer PR (4) 2025 2025
- Mack Granite GR (4) 2026 2026
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