Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSGMC2020ACADIA SLREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 23 (WIPER SYSTEM AND WASHER SYSTEM)
2020 GMC Acadia SL
Section 23 (Wiper System And Washer System)
2020 GMC Acadia SLSECTION Section 23 (Wiper System And Washer System)
WARNING: This page is about a different car, the 2019 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic Wiring Diagrams
- Diagnostic Information and Procedures
- DTC B370B
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B3715 or B3875
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B3811
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B3873
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- Symptoms - Wiper/Washer Systems
- Windshield Wiper System Malfunction
- Low Washer Fluid Indicator Malfunction
- Washer Malfunction
- Rear Wiper System Malfunction
- Rear Washer System Malfunction
- DTC B370B
- Repair Instructions
- Windshield Wiper and Windshield Washer Switch Replacement (GMC)
- Windshield Wiper and Windshield Washer Switch Replacement (Holden)
- Windshield Washer Nozzle Hose Replacement
- Windshield Washer Nozzle Replacement
- Rear Window Washer Nozzle Replacement
- Windshield Washer Pump Hose Replacement
- Rear Window Washer Pump Hose Replacement - Washer Pump to Headliner Hose
- Rear Window Washer Nozzle Hose Replacement - Headliner
- Rear Window Washer Nozzle Hose Replacement - Washer Pump Hose to Headliner Hose
- Windshield Washer Liftgate Extension Rear Hose Replacement
- Windshield Washer Solvent Container Replacement
- Windshield Washer Pump Replacement
- Rear Window Washer Pump Replacement
- Windshield Washer Pump Grommet Replacement (Front)
- Windshield Washer Pump Grommet Replacement (Rear)
- Windshield Washer Solvent Container Level Sensor Replacement
- Windshield Washer Solvent Container Level Sensor Grommet Replacement
- Plenum Upper Panel Water Deflector Replacement
- Air Inlet Grille Panel Replacement
- Air Inlet Grille Panel Extension Replacement
- Windshield Wiper Arm Replacement
- Rear Window Wiper Arm Replacement
- Windshield Wiper Blade Replacement
- Rear Window Wiper Blade Replacement
- Windshield Wiper Motor Replacement
- Rear Window Wiper Motor Replacement
- Windshield Wiper Transmission Replacement
- Windshield Wiper System Module Shield Replacement
- Rear Window Wiper Motor Grommet Replacement
- Windshield Multifunction Sensor Mount Bracket Cover Replacement (with UEU)
- Windshield Multifunction Sensor Mount Bracket Cover Replacement (without UEU)
- Windshield Multifunction Sensor Mount Bracket Cover Insert Replacement (with UEU)
- Windshield Multifunction Sensor Mount Bracket Cover Insert Replacement (without UEU)
- Windshield Glass Cleaning
- Wiper Blade Element Cleaning
- Wiper Chatter Repair
- Windshield Wiper Arm Adjustment
- Description and Operation
- Special Tools and Equipment
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.