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.
2017 GMC Acadia SLFACTORY OEM SERVICE PROCEDURE
Peripheral Human Machine Interface Control Module Replacement (Coupe)
WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
| Callout | Component Name |
|---|---|
| Preliminary Procedure Remove the rear window panel trim. Refer to Rear Window Panel Trim Replacement (Coupe) |
|
| 1 | Peripheral Human Machine Interface Control Module Bracket Bolt
CAUTION:
Refer to Fastener Caution . Tighten 2.5 N.m (22 lb in) |
| 2 | Peripheral Human Machine Interface Control Module Bracket Nut (Qty: 2) Tighten 6 N.m (53 lb in) |
| 3 | Peripheral Human Machine Interface Control Module Procedure
|
Factory Service Tools
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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.