S10/T10 Blazer 4WD V6-4.3L VIN W (1997)
Ignition Cable: Testing and Inspection
Spark Plug Wire Harness
1. Check the routing of the wires. Improper routing can cause crossfiring.
2. Check each wire for any signs of cracks or splits in the wire.
3. Inspect each boot for signs of tears, piercing, arc through, or carbon tracking. If the boot needs to be replaced, twist it a half turn in either direction
to break the seal before pulling on the boot in order to remove the wire.
