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 22 (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM)
2020 GMC Acadia SL
Section 22 (Battery, Charging System And Starting System)
2020 GMC Acadia SLSECTION Section 22 (Battery, Charging System And Starting 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 B1325, C0800, or C1512
- DTC B1330
- 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 B1516
- DTC B1517
- DTC B151A
- DTC B1527
- DTC B2B11
- DTC C1300
- DTC P0560-P0563
- DTC P0615, P0616, or P0617 (Without KL9)
- DTC P0615, P0616, or P0617 (KL9)
- DTC P0621
- 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 P0622
- 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 P100C or P100D
- DTC P129B or P129C
- DTC P155E, P155F, or P156E
- DTC P156D
- DTC P15FF
- DTC P058A-P058F, P16D4-P16D6, P16DC-P16DF, or P16E1-P16E3
- DTC P26E4-P26E6
- DTC P3051, P3053, or P3055
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Actions Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC P3052, P3054, or P3056
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Actions Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC P305D or P305E
- DTC U2800
- Proactive Alert Identifier SAC001
- Proactive Alert Identifier SAC002
- Proactive Alert Identifier SAC003
- Proactive Alert Identifier SAC004
- Proactive Alert Identifier SAC005
- Symptoms - Engine Electrical
- Symptoms - Stop/Start System
- Battery Inspection/Test
- Battery Charging
- Battery Electrical Drain/Parasitic Load Test
- Charging System Test
- Generator Noise Diagnosis
- Stop/Start System Malfunction
- Stop/Start Disable, Inhibit, and Restart Reasons
- Starter Malfunction (6 Speed Automatic Transmission With KL9)
- Starter Malfunction (6 Speed Automatic Transmission Without KL9)
- Engine Cranks Slowly
- Starter Noise Diagnosis
- Repair Instructions
- Battery Negative Cable Disconnection and Connection (Without KL9)
- Battery Negative Cable Disconnection and Connection (With KL9)
- Battery Monitor Module Replacement (KL9)
- Battery Sensor Module Learn
- Battery Negative Cable Replacement (Without KL9)
- Battery Negative Cable Replacement (With KL9)
- Battery Positive Cable Replacement (LGX)
- Battery Positive Cable Replacement (LCV - without Generator Shield)
- Battery Positive Cable Replacement (LCV - with Generator Shield)
- Engine Wiring Harness Junction Block Replacement
- Battery Positive Junction Block Cable Replacement
- Multifunction Power Supply Converter Replacement
- Battery Replacement (LGX)
- Battery Replacement (LCV)
- Battery Tray Replacement
- Starter Replacement (LGX)
- Starter Replacement (LCV - AWD)
- Starter Replacement (LCV - FWD)
- Starter Shield Replacement (LGX)
- Generator Replacement (LCV - without Generator Shield)
- Generator Replacement (LGX)
- Generator Replacement (LCV - with Generator Shield)
- Generator Shield Replacement
- 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.