For 1990-2009 cars

### (Pontiac W/UB3 and Oldsmobile W/UH8)

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you perform the Instrument Cluster Diagnostic System Check? | -- | Go to Step 2 | Go to Diagnostic System Check - Instrument Cluster
2 |

1. Turn the ignition switch to the OFF position.
2. Disconnect the washer fluid level switch connector.
3. Connect a fused jumper from the washer fluid level switch connector terminal B to terminal A.
4. Turn the ignition switch to the RUN position.

Does the low washer fluid indicator illuminate?

--

Go to Step 4

Go to Step 3

3 |

1. Turn the ignition switch to the OFF position.
2. Disconnect the instrument cluster connector.
3. Measure the resistance from the instrument cluster connector terminal A11 to the ground.

Does the resistance equal the specified value?

0 ohms

Go to Step 6

Go to Step 5

4 | Test the washer fluid level switch connector for proper terminal contact at terminals A and B. Is the terminal contact OK? | -- | Go to Step 8 | Go to Step 7
5 | Test CKT 99 (BLK/WHT) for an open or a short to the battery. Is the wiring OK? | -- | Go to Step 11 | Go to Step 10
6 | Test the instrument cluster connector for proper terminal contact at terminal A11 (Pontiac w/UB3) or D11 (Oldsmobile w/ UH8). Is the terminal contact OK? | -- | Go to Step 9 | Go to Step 7
7 | Repair the poor terminal contact. Is the repair complete? | -- | Go to Instrument Cluster System Check | --
8 | Replace the washer fluid level switch. Is the replacement complete? | -- | Go to Instrument Cluster System Check | --
9 | Replace the instrument cluster. Is the replacement complete? | -- | Go to Instrument Cluster System Check | --
10 | Repair the open or short to voltage on CKT 99 (BLK/WHT). Is the repair complete? | -- | Go to Instrument Cluster System Check | --
11 | Test CKT 1150 (BLK) for an open. Is the wiring OK? | -- | Go to Step 7 | Go to Step 12
12 | Repair the open on CKT 1150 (BLK). Is the repair complete? | -- | Go to Instrument Cluster System Check | --