Should I replace coil and IGN module?? I was trying to see if had loose wire , and saw the computer had RN on it, and chip was RN delco CMW JT8(B)AF40/P IS THAT STOCK ????? I thought I had aftermarket chip..
I had that trouble with that once for me it was the wire at the connector of the ignition module you can all ways take yours off and have yours tested at a parts store before you shell out the money