- UpFix FAQ's
- Automotive
- TCM Transmission Control
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FAQs
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Automotive
- ABS Module
- LCD Display
- Instrument Cluster
- Climate Control
- Mileage Odometer Programming
- ECU/ECM Engine Control
- TCM Transmission Control
- PCM Power-train Control
- Semi-Truck Electronics Repair
- FICM Fuel Injector Control Module Repair
- Power Steering Module
- TIPM & Fuse Box
- BCM Body Control Module
- LCM Light Control Module
- ECU Programming
- Tail Light Repair
- Tesla Wall Charger
- Warranty For Automotive Parts
- Tech Support - Auto
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Appliance
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Fitness
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Industrial
Gear shift indicator not working properly, the vehicle won't start, or the vehicle is stuck in limp mode (3rd gear) and won't move.
- Cleaning the connectors on the plug and doing a hard battery reset may help. (Link for instructional video here)
- The NSBU (Neutral Start Back-Up) Switch is mounted to the transmission and needs to be inspected especially the connector to make sure it's getting a good connection.
- These are notorious for failing on the 2001-2005 Allison transmission, however, for 2009-2015, it should still be checked if it's still in limp mode.