For 1990-2009 cars

Important: The following steps must be completed before using the symptom table:

1. Perform the Diagnostic System Check - Vehicle before using the symptom tables in order to verify that all of the following are true:

• | There are no DTCs set.

• | The body control module (BCM) can communicate via the serial data link.

2. Review the system operation in order to familiarize yourself with the system functions. Refer to Wiper/Washer System Description and Operation.

### Visual/Physical Inspection

• | Inspect the washer fluid reservoir for the proper fluid level and condition.

• | Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.

• | Inspect for aftermarket devices which could affect the operation of the Windshield Wiper/Washer System. Refer to Checking Aftermarket Accessories.

### Intermittent

• | If the wipers operate at low speed for approximately 3 seconds and then stop, the wiper motor park switch, or its signal circuit, may be malfunctioning.

• | Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent Conditions and Poor Connections.

### Symptom List

Refer to a symptom diagnostic procedure from the following list in order to diagnosis the symptom:

• | Windshield Wiper Washer System Malfunction

• | Wiper Arm Tip Pressure Check

• | Wiper Blade Element Check