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2018 Ram 3500 Tradesman 6.7L MIL Lamp on
Posted to Chrysler Driveability on 3/2/2026 2 Replies

Code U029D returns immediately after codes are cleared. Code U010C will also return eventually. The VGT Actuator was replaced as well as NOX sensor 1/1. The codes still returned after the communication wire to pin 93 was overlayed. The PCM was also replace...

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car Vehicle Data

2018 Ram 3500 Tradesman

VIN 3C7WRTBL4J
Engine6.7 L / 6 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

U029DLost Communication With NOX Sensor 1/1
Open Help Request

car Vehicle Data

2018 Ram 3500 Tradesman

VIN 3C7WRTBL4J
Engine6.7 L / 6 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

U029DLost Communication With NOX Sensor 1/1