Quote Originally Posted by JimLev View Post
Have you powered down the 6 in 1 gauge cluster to eliminate it as a source of interference?
Maybe the brushes in your electric fuel pump are arcing to the commutator?
Hi Jim

I have not powered down the gauges, I can try that.

On the fuel pump, I thought that too as a possibility when I had it in the engine bay, but I recent moved it under the fuel tank (to eliminate my vapor lock issue) so it's no longer in proximity of the main wiring harness or stereo.

Jim