GM Service Manual Online
For 1990-2009 cars only

Step

Action

Normal Result(s)

Abnormal Result(s)*

1

Inspect the battery for the following:

    • Correct battery installation
    • Correct battery terminal installation
    • Correct battery cable installation
    • Clean and tight ground connections
    • Excessive battery terminal corrosion
    • Cracking or other damage
    • Correct battery voltage
    • The battery hydrometer for a green dot
    • The battery is installed correctly.
    • The battery terminals are installed correctly.
    • The battery cables are installed correctly.
    • The ground connections are clean and tight.
    • The battery terminals are clean and tight.
    • The battery is not physically damaged.
    • Battery voltage is approximately 11.5-13.0 volts.
    • The battery hydrometer displays a green dot.
    •  Battery Load Test
    •  Battery Charging
    •  Battery Check
    •  Battery Terminal Check

2

Inspect the wiring for damage and poor connections at the following components:

    • The starter motor
    • The starter solenoid
    • The ignition switch
    • All related ground points

The wiring and connections are in serviceable condition.

Clean, tighten or repair the wiring and connections as necessary. Refer to Wiring Repairs in Wiring Systems.

3

Start the engine.

    • The solenoid energizes with the ignition switch in the START position.
    • The engine starts.
    • The starter motor stops operating when the ignition switch is released from the start position.
    • The starter motor operates without noise.
    •  Starter No Load Test

* Refer to the appropriate symptom diagnostic table for the applicable abnormal result.