Customer wishes to add tachometer to truck not so equipped. I need to know where to connect the' Coil neg' lead. Alldata show no inst cluster details.I assume the wiring is in the dash harness, but which one? Thanks.

FIX posted 12/23/1999

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle