Starting and Charging: Service Precautions

1997 Chevrolet Astro Van 2WD V6-4.3L VIN WSECTION Service Precautions

NOTE: To avoid damage to the vehicle electrical system, observe the following pre cautions:
^ Do not polarize the generator.
^ Do not shod across or ground any of the terminals in the charging circuit except as specifically Instructed herein.
^ NEVER disconnect the output terminal while the generator is operating.
^ Make sure the generator and battery have the same ground polarity.
^ When connecting a charger or booster battery to the vehicle battery, connect negative to negative and positive to positive.


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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.