GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1998 🢒 Century 🢒 Engine 🢒 Engine Electrical 🢒 Starter Solenoid Does Not Click

Step

Action

Value(s)

Yes

No

1

Inspect the IGN MAIN 1 MaxiFuse.

Is the IGN MAIN 1 MaxiFuse open?

--

Go to Step 2

Go to Step 3

2

Repair a short to ground in circuit 42.

Is the repair complete?

--

System OK

--

3

Inspect the CRANK MaxiFuse.

Is the CRANK MaxiFuse open?

--

Go to Step 4

Go to Step 5

4

Repair a short to ground between the CRANK MaxiFuse terminal B and the Crank Relay.

Is the repair complete?

--

System OK

--

5

Inspect the CRANK SIGNAL Fuse.

Is the CRANK SIGNAL Fuse open?

--

Go to Step 6

Go to Step 7

6

Repair a short to ground in circuit 806.

Is the repair complete?

--

System OK

--

7

Inspect the PCM-BCM Fuse.

Is the PCM-BCM Fuse open?

--

Go to Step 8

Go to Step 9

8

Repair a short to ground in circuit 439.

Is the repair complete?

--

System OK

--

9
  1. Set the gear selector to the PARK position.
  2. Turn the ignition switch to the START position.
  3. Measure the voltage from the starter solenoid terminal S to ground.

Is the measured voltage less than the indicated value?

9.5 V

Go to Step 11

Go to Step 10

10

Replace the starter. Refer to Starter Motor Replacement or Starter Motor Replacement .

Is the repair complete?

--

System OK

--

11
  1. Replace the CRANK relay in the underhood accessory wiring junction block with a known good relay.
  2. Turn the ignition switch to the START position.

Does the solenoid pull in?

--

System OK

Go to Step 12

12
  1. Turn the ignition switch to the START position.
  2. Using a test light, backprobe between the transaxle range switch connector C1 terminal E and ground.

Is the test light on?

--

Go to Step 13

Go to Step 14

13

Repair the poor connection or open in circuit 6.

Is the repair complete?

--

System OK

--

14
  1. Turn the ignition switch to the START position.
  2. Using a test light, backprobe between the transaxle range switch connector C1 terminal G and ground.

Is the test light on?

--

Go to Step 15

Go to Step 16

15

Adjust or replace the transaxle range switch. Refer to one of the following procedures:

    • For the Automatic Transaxle - 4T60-E, refer to Park/Neutral Position Switch Replacement or Park/Neutral Position Switch Adjustment .
    • For the Automatic Transaxle - 4T65-E, refer to Park/Neutral Position Switch Replacement or Park/Neutral Position Switch Adjustment .

Is the repair complete?

--

System OK

--

16
  1. Set the ignition switch to the OFF position.
  2. Disconnect the PCM harness connector C2.
  3. Turn the ignition switch to the RUN position.
  4. Using a test light, probe between the PCM harness connector C2 terminal 76 and ground.

Is the test light on?

--

Go to Step 17

Go to Step 19

17
  1. Turn the ignition switch to the START position.
  2. Using a test light, probe between the PCM harness connector C2 terminal 23 and ground.

Is the test light on?

--

Go to Step 18

Go to Step 29

18

Service the PCM. Refer to Powertrain Control Module Replacement/Programming in Engine Controls - 3.8L or Powertrain Control Module Replacement/Programming in Engine Controls - 3.1L.

Is the repair complete?

--

System OK

--

19
  1. Turn the ignition switch to the OFF position.
  2. Connect the PCM connector.
  3. Turn the ignition switch to the RUN position.
  4. Using a test light, backprobe between the underhood accessory wiring junction block harness connector C1 terminal B12 and ground.

Is the test light on?

--

Go to Step 20

Go to Step 21

20

Repair the poor connection or open in circuit 625.

Is the repair complete?

--

System OK

--

21
  1. Remove the PCM-BCM Fuse from the fuse block.
  2. Set the ignition switch to the RUN position.
  3. Using a test light, probe between the fuse block terminal D9 and ground.

Is the test light on?

--

Go to Step 22

Go to Step 24

22
  1. Turn the ignition switch to the OFF position.
  2. Insert the PCM-BCM Fuse into the fuse block.
  3. Remove the Crank Relay from the underhood accessory wiring junction block.
  4. Turn the ignition switch to the RUN position.
  5. Using a test light, probe between the Crank Relay socket terminal 85 and ground.

Is the test light on?

--

Go to Step 32

Go to Step 23

23

Repair the poor connection or open in circuit 439.

Is the repair complete?

--

System OK

--

24
  1. Turn the ignition switch to the OFF position.
  2. Insert the PCM-BCM Fuse into the fuse block.
  3. Turn the ignition switch to the RUN position.
  4. Using a test light, probe between the C201 harness connector terminal C5 and ground.

Is the test light on?

--

Go to Step 25

Go to Step 26

25

Repair the poor connection or open in circuit 3 between the C201 harness connector terminal C5 and the fuse block terminal D9.

Is the repair complete?

--

System OK

--

26

Inspect circuit 42 for a poor connection or an open.

Is there a poor connection or an open in circuit 42?

--

Go to Step 27

Go to Step 28

27

Repair the poor connection or open in circuit 42.

Is the repair complete?

--

System OK

--

28

Replace the ignition switch.

Is the repair complete?

--

System OK

--

29
  1. Turn the ignition switch to the OFF position.
  2. Connect the PCM connector.
  3. Turn the ignition switch to the START position.
  4. Using a test light, backprobe between the underhood accessory wiring junction block harness connector C1 terminal D9 and ground.

Is the test light on?

--

Go to Step 30

Go to Step 31

30

Repair the poor connection or open in circuit 806 between the underhood accessory wiring junction block and the PCM.

Is the repair complete?

--

System OK

--

31
  1. Turn the ignition switch to the RUN position.
  2. Using a test light, backprobe between the underhood accessory wiring junction block harness connector C2 terminal E9 and ground.

Is the test light on?

--

Go to Step 32

Go to Step 33

32

Replace the underhood accessory wiring junction block.

Is the repair complete?

--

System OK

--

33
  1. Turn the ignition switch to the OFF position.
  2. Remove the CRANK SIGNAL Fuse.
  3. Turn the ignition switch to the START position.
  4. Using a test light, probe between the fuse block terminal A3 and ground.

Is the test light on?

--

Go to Step 34

Go to Step 35

34

Repair the poor connection or open in circuit 806 between the fuse block terminal A4 and the underhood accessory wiring junction block harness connector C2 terminal E9.

Is the repair complete?

--

System OK

--

35
  1. Turn the ignition switch to the OFF position.
  2. Insert the CRANK SIGNAL Fuse into the fuse block.
  3. Turn the ignition switch to the START position.
  4. Using a test light, backprobe between the C201 harness connector terminal C1 and ground.

Is the test light on?

--

Go to Step 36

Go to Step 28

36

Repair the poor connection or open in circuit 5 between the C201 harness connector terminal D1 and the fuse block terminal A3.

Is the repair complete?

--

System OK

--