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.
2021 GMC Acadia SLFACTORY OEM SERVICE PROCEDURE
Installation Procedure
- Electronic Brake and Traction Control Module Bracket - Install - Electronic Brake and Traction Control Module Bracket Replacement
- Electronic Brake Control Module with Brake Pressure Modulator Valve Assembly (1) - Install
- Brake Pressure Modulator Valve Bracket Bolt (1) - Install and tighten 22 N.m (16 lb ft)CAUTION:
- Remove the cap from the brake pipe fitting and the plug from the BPMV outlet port.
- Left Rear Brake Pipe Fitting (1) - Install and tighten 18 N.m (13 lb ft)
- Remove the cap from the brake pipe fitting and the plug from the BPMV outlet port.
- Right Rear Brake Pipe Fitting (1) - Install and tighten 18 N.m (13 lb ft)
- Remove the cap from the brake pipe fitting and the plug from the BPMV outlet port.
- Right Front Brake Pipe Fitting (1) - Install and tighten 18 N.m (13 lb ft)
- Remove the cap from the brake pipe fitting and the plug from the BPMV outlet port.
- Left Front Brake Pipe Fitting (1) - Install and tighten 18 N.m (13 lb ft)
- Connect the EBCM electrical connector.
- Brake Pressure Modulator Valve Master Cylinder Reservoir Rear Pipe - Install - Brake Pressure Modulator Valve Master Cylinder Reservoir Rear Pipe Replacement
- Brake Pressure Modulator Valve Master Cylinder Reservoir Front Pipe - Install - Brake Pressure Modulator Valve Master Cylinder Reservoir Front Pipe Replacement
- Reposition and install the radiator surge tank. - Radiator Surge Tank Replacement (LCV) , or Radiator Surge Tank Replacement (LGX without C69) , or Radiator Surge Tank Replacement (LSY) , or Radiator Surge Tank Replacement (LGX with C69)
- Bleed the brake system. Antilock Brake System Automated Bleed
- Program the EBCM. Control Module References
- Center the steering angle sensor. Steering Wheel Angle Sensor Centering
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.