Gonna need to know what engine you have in that 86 S-10.
1-3-4-2
Spark Plug gap for a 1986 Chevy Nova 1.6L is .043.
the wiring order is 1342
I need the wiring diagram on a 1986 Chevy silver ado dual fuel tanks
The spark plug gap for a 1986 Chevy Celebrity with the 2.5L 4 cyl engine is .060".
go to the library and get a chiltons repair manual for Chevy 1986.
You can find a diagram for the spark plug wires on a 1986 Chevy 305 distributor cap in the vehicle's service manual, which provides detailed wiring diagrams and specifications. Additionally, automotive repair websites, forums, or resources like Haynes or Chilton manuals often include such diagrams. Online platforms like YouTube may also have tutorial videos that show the correct wiring setup.
Possible reasons why you have no spark: Bad ignition module Bad pickup coil Bad engine control module Wiring issues
.045 spark plug gap
Remove the cover from your 1986 Chevy Cavalier radio. Remove the radio retaining screws. Slide the radio out and remove the wiring harness and the antenna cable.
check the wiring. its probably shot
torque, in sequence, to 35-40 ft-lbs, then repeat at 65-70 ft-lbs in sequence.