LEMON Manuals: Even more car manuals for everyone
Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 198 (Wiper System & Washer System) >> Diagnostic Information and Procedures >> Washers Always On

Washers Always On

WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
Washers Always On

Step Action Yes No
Schematic Reference: Wiper/Washer System Schematics 
Connector End View Reference: Master Electrical Component List in Wiring Systems
1 Did you perform the Diagnostic System Check - Vehicle? Go to Step 2  Go to Diagnostic System Check - Vehicle in Vehicle DTC Information
2 Turn the ignition to the ON position.
Is the windshield washer pump ON?
Go to Step 3  Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems
3 Disconnect the windshield wiper/washer switch.
Does the washer turn OFF?
Go to Step 7  Go to Step 4 
4 Disconnect the body control module (BCM) connector C3.
Does the washer turn OFF?
Go to Step 8  Go to Step 5 
5 Disconnect the BCM connector C1.
Does the washer turn OFF?
Go to Step 9  Go to Step 6 
6 Test for a short to battery positive voltage in the windshield washer pump control circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 11  Go to Step 10 
7 Replace the windshield wiper/washer switch. Refer to Multifunction, Turn Signal Switch Replacement in Steering Wheel and Column.
Did you complete the replacement?
Go to Step 11  -
8 Repair a short to ground in the windshield washer switch signal circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you complete the repair?
Go to Step 11  -
9 Replace the BCM. Refer to Control Module References in Computer/Integrating Systems for replacement, setup and programming.
Did you complete the replacement?
Go to Step 11  -
10 Replace the windshield washer fluid pump. Refer to Washer Pump Replacement .
Did you complete the replacement?
Go to Step 11  -
11 Operate the system in order to verify the repair.
Did you correct the condition?
System OK Go to Step 3