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.
2024 GMC Sierra EVFACTORY OEM SERVICE PROCEDURE
Plug-In Charging
- Specifications
- Schematic Wiring Diagrams
- Diagnostic Information and Procedures
- DTC P0CF5 or P0CF6
- DTC P0CF9
- DTC P0D22, P2978, P297B, or P297E
- DTC P0D26
- DTC P0D26 (with K20, K2W)
- DTC P0D3E - P0D40
- DTC P0D57 - P0D5A
- DTC P0D5C
- DTC P0D91 - P0D93 or P1C2F
- DTC P0D9A - P0D9D or P0E5F
- DTC P0E61 - P0E63
- 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
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC P0E87, P0F70 - P0F72, or P32BE
- DTC P0EE9 - P0EEB or P0EEE
- DTC P0EF8 - P0EFA
- DTC P0EFC-P0EFE
- DTC P0F4E or P2984 - P2986
- DTC P0F4F or P2989 - P298C
- DTC P2980
- DTC P2981, P2E4C - P2E4E, or P31F2
- DTC P2982 or P2E51 - P2E53
- DTC P29C6, P29CA, or P29CE
- DTC P29D1 - P29D3 or P29D5 - P29D7
- DTC P2E35 - P2E37
- 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 P2E3C
- DTC P2E84 - P2E86
- DTC P3002 - P3004
- DTC P3005 - P3007
- DTC P300B
- DTC P3013 or P3014
- DTC P3027 - P3029
- Diagnostic Instructions
- DTC Descriptor
- 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
- Component Testing
- Repair Instructions
- DTC P328A
- DTC P328C - P328F
- DTC P32A0
- DTC P32A2
- DTC P32A4 - P32A7
- DTC P32BF - P32C1
- DTC U1015
- DTC U103E
- DTC U2DBC - U2DBE
- Driver Information Center Charge Rate Limited Message Displayed
- Plug-In Charging Exterior Lamps Indicator Malfunction
- Plug-In Charging Malfunction (AC Charging)
- Plug-In Charging Malfunction (DC Charging)
- Plug-In Charging Indicator Malfunction
- Repair Instructions
- Description and Operation
Factory Service Tools
Use the Manual With the Right Hardware
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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.