Nick Mann

You should remove and clean every ground points you can find. Around the engine bay you have a few. Remove your kick panels in the cab...

Could be leaking into the brake booster

If you check the voltage at the back of the alternator and at the battery? Are they the same?

Did you scan the PCM for charging system codes?

Dorman Products makes a driveshaft. It's has serviceable Ujoints and center support bearing.

Glad you got your truck back up and running well. Find a rebuilder for your old PCM. This way you have a back up.

Good day. I used 14 gauge wire. Also I use heat shield on the PCM. My thinking is that it gets a lot of heat from under the engine bay ...

That sounds great. Run an extra ground on after you get it back from the dealership. I will send you a picture of how I did mine tomorrow.

What year truck do you have? It is very easy to do the installation. The problem is that it will not start after. Even with the correct...

We send a few PCMs and BCMs out for repair over the years. Sometimes it worked out great, sometimes not so good. I think you would be...

Those are very common codes. If you checked the wire schematic, I would guess they all share a common ground circuit at the PCM. I had a...

That's seems to be a common problem with these PCMs. Are you having any drivability issues or just the CEL? What I find is the ground...

What issues are you having?

For just over a year now.