GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Starting System Check?

--

Go to Step 2

Go to Starting System Check

2

Is the battery voltage greater than the specified value?

12 V

Go to Step 3

Go to Step 9

3

Are any other engine problems present that may affect starting?

--

Go to the Appropriate Diagnosis in Engine Mechanical

Go to Step 4

4

  1. Turn the ignition switch to the START position.
  2. Measure the voltage between the negative battery terminal and the engine block.

Is the voltage less than the specified value?

0.5 V

Go to Step 5

Go to Step 6

5

  1. Turn the ignition switch to the START position.
  2. Measure the voltage between the starter solenoid terminal B and the appropriate circuit at the battery:
  3. • CKT 32 (RED) (2.2L)
    • CKT 19 (RED) (4.3L)

Is the voltage more than the specified value?

0.5 V

Go to Step 7

Go to Step 8

6

Replace the negative battery cable. Refer to Battery Cable .

Is the repair complete?

--

Go to Starting System Check

--

7

Repair or replace the starter motor. Refer to Starter Motor Replacement .

Is the repair complete?

--

Go to Starting System Check

--

8

Replace the positive battery cable. Refer to Battery Cable .

Is the replacement complete?

--

Go to Starting System Check

--

9

Charge the battery. Refer to Battery Charging .

Is the battery voltage greater than the specified value?

12 V

Go to Starting System Check

--