Recent content by Rob Stough
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Fault Code U4121
I can’t find a BCM part online to buy. It’s a 2011 6.7L Longhorn Diesel. Does it not have a BCM? I can find PCM, but that’s it.- Rob Stough
- Post #4
- Forum: Audio & Electronics
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Fault Code U4121
I can’t find what this fault code is but I think it’s linked to the following symptoms: When it starts and it's cold, the symptoms are: • Windshield wipers constantly running at normal speed: not adjustable or stoppable. • Steering wheel controls don't work. • Seat heaters don't work. •...- Rob Stough
- Thread
- check engine light cold weather instrument cluster windshield wipers
- Replies: 5
- Forum: Audio & Electronics
