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
Fastener Specifications
NOTE:
Callout items in the following chart represent components shown in graphic above.
Battery Charger Bolts and Nuts
| Callout | Component Name [Component Quantity] | Single Use Fastener/Component | Thread Locking Adhesive Required | Specification | Procedure Link |
|---|---|---|---|---|---|
| Metric (English) | |||||
| 1 | Drive Motor Battery Charger Bracket Bolt [8x] | - | - | 9 N.m (80 lb in) | Battery Charger Replacement |
| 2 | Chassis Rear Wiring Harness Bracket Bolt | - | - | 9 N.m (80 lb in) | Battery Charger Replacement |
| 3 | Chassis Rear Wiring Harness Bracket Bolt | - | - | 9 N.m (80 lb in) | Battery Charger Replacement |
| 4 | Drive Motor Power Distribution Control Module Nut [2x] | - | - | 22 N.m (16 lb ft) | Battery Charger Replacement |
| 5 | Drive Motor Power Distribution Control Module Bolt [2x] | - | - | 22 N.m (16 lb ft) | Battery Charger Replacement |
NOTE:
Callout items in the following chart represent components shown in graphic above.
Battery Charger Control Module 2 Bolts @ Front Drive Motor Battery Charger Bracket
| Callout | Component Name [Component Quantity] | Single Use Fastener/Component | Thread Locking Adhesive Required | Specification | Procedure Link |
|---|---|---|---|---|---|
| Metric (English) | |||||
| 1 | Drive Motor Battery Charger Bolt [3x] | - | - | 9 N.m (80 lb in) | Battery Charger Replacement - Battery Charger Control Module 2 |
| 2 | Drive Motor Battery Charger Ground Bolt [2x] | - | - | 9 N.m (80 lb in) | Battery Charger Replacement - Battery Charger Control Module 2 |
NOTE:
Callout items in the following chart represent components shown in graphic above.
Battery Charger Control Module 2 Bolts @ Rear Drive Motor Battery Charger Brackets
| Callout | Component Name [Component Quantity] | Single Use Fastener/Component | Thread Locking Adhesive Required | Specification | Procedure Link |
|---|---|---|---|---|---|
| Metric (English) | |||||
| 1 | Drive Motor Battery Charger Bolt [4x] | - | - | 9 N.m (80 lb in) | Battery Charger Replacement - Battery Charger Control Module 2 |
NOTE:
Callout items in the following chart represent components shown in graphic above.
Battery Charger Coupler Bolts @ Charge Port Housing
| Callout | Component Name [Component Quantity] | Single Use Fastener/Component | Thread Locking Adhesive Required | Specification | Procedure Link |
|---|---|---|---|---|---|
| Metric (English) | |||||
| 1 | Drive Motor Battery Charger Receptacle Bolt [4x] | - | - | 9 N.m (80 lb in) | Battery Charger Coupler Replacement |
NOTE:
Callout items in the following chart represent components shown in graphic above.
Battery Charger Coupler Bolts and Nuts @ Wheelhouse Opening
| Callout | Component Name [Component Quantity] | Single Use Fastener/Component | Thread Locking Adhesive Required | Specification | Procedure Link |
|---|---|---|---|---|---|
| Metric (English) | |||||
| 1 | Drive Motor Battery Charger Receptacle Nut [5x] | - | - | 9 N.m (80 lb in) | Battery Charger Coupler Replacement |
| 2 | Drive Motor Battery Charger Receptacle Bolt | - | - | 9 N.m (80 lb in) | Battery Charger Coupler Replacement |
| 3 | Drive Motor Battery Charger Bolt | - | - | 9 N.m (80 lb in) | Battery Charger Coupler Replacement |
| 4 | Drive Motor Battery Charger Receptacle Bolt | - | - | 22 N.m (16 lb ft) | Battery Charger Coupler Replacement |
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.