GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

  1. Turn the ignition OFF.
  2. Attempt to rotate the negative battery cable connector clockwise with light finger pressure.

Does the negative connector rotate?

--

Go to Step 2

Go to Step 3

2

Use a torque wrench in order to verify the torque required to loosen the battery negative terminal bolt.

Is the torque above the specified value?

10 N·m (17 lb ft)

Go to Step 4

Go to Step 3

3

Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .

Is the cable disconnected?

--

Go to Step 5

--

4

Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .

Inspect for the following conditions and repair as needed:

    • The cable bolt is too long or misformed at the end.
    • There is foreign material present inside the nut in the battery terminal.
    • Damage to the battery terminal face or cable connector ring.

Is the repair complete?

--

Go to Step 5

--

5

  1. Ensure that the battery negative cable is disconnected.
  2. Rotate the positive battery cable connector clockwise with light finger pressure.

Does the positive connector rotate?

--

Go to Step 6

Go to Step 7

6

Use a torque wrench in order to verify the torque to loosen the positive battery terminal bolt.

Is the torque above the specified value?

10 N·m (7 lb ft)

Go to Step 8

Go to Step 7

7

Disconnect the positive battery cable.

Is the cable disconnected?

--

Go to Step 9

--

8

  1. Disconnect the battery positive cable.
  2. Inspect for the following conditions and repair as needed:
  3. • The cable bolt is too long or misformed at the end.
    • There is foreign material present inside the nut in the battery terminal.
    • Damage to the battery terminal face or cable connector ring.

Is the repair complete?

--

Go to Step 9

--

9

  1. Clean and wire brush the lead face of both battery terminals and the metal contact rings in both cable connectors.
  2. Remove the bolts from the cable connectors in order to provide access to the connector rings as needed.
  3. If either the battery terminals or the cable rings are excessively damaged or corroded, replace as needed.

Are the metal connecting parts clean and in good condition?

--

Go to Step 10

--

10

  1. Connect the positive battery cable to the battery positive terminal.
  2. Tighten the terminal bolt to the specified value. Refer to Fastener Tightening Specifications .

Is the terminal bolt properly tightened?

--

Go to Step 11

--

11

Connect the battery negative cable to the battery. Refer to Battery Negative Cable Disconnection and Connection .

Has the repair been performed?

--

Battery Terminals OK

--