S10/T10 P/U 2WD V6-4.3L VIN W (1997)
Test Description
The numbers below refer to the step numbers on the diagnostic table.
2. This step determines if the ignition feed circuit to the injectors are OK.
3. This step determines if the injector control circuits are OK.
5. This step determines if there is an internal VCM short to ground for an injector control circuit.
