Quote:
Originally Posted by soundman98
this is a good first step.
i believe the radio is grounded via the mounting tabs. i had to ground my aftermarket radios separately to a different bolt because the plastic mounting kit got in the way of the metal chassis self-grounding itself.
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There is a ground pin present in the OEM wiring harness, which might or might not be utilized by the aftermarket harness.
My Pioneer unit is only grounded via the harness.