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HOMESERVICE MANUALSCHEVROLET2012CHEVY EXPRESS G2500, VAN PASSENGER, 4.8L ENG VIN AREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1010 (ANTI-LOCK BRAKE SYSTEM, TRACTION CONTROL SYSTEM & STABILITY CONTROL SYSTEM)REPAIR INSTRUCTIONSELECTRONIC BRAKE CONTROL MODULE REPLACEMENT (JD9, JF3, JF7)
2012 Chevrolet Chevy Express G2500, Van Passenger, 4.8L Eng VIN A

Electronic Brake Control Module Replacement (JD9, JF3, JF7)

2012 Chevrolet Chevy Express G2500, Van Passenger, 4.8L Eng VIN ASECTION Electronic Brake Control Module Replacement (JD9, JF3, JF7)
WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: View Of Electronic Brake Control Module & Screws
GM1848840Courtesy of GENERAL MOTORS CORP.
Callout Component Name
NOTE: Always connect or disconnect the wiring harness connector from the EBCM/EBTCM with the ignition switch in the OFF position. Failure to observe this precaution could result in damage to the EBCM/EBTCM.

Preliminary Procedures

  1. Turn the ignition switch to the OFF position.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  3. Remove any dirt and debris from the area of the brake pressure modulator valve (BPMV)/electronic brake control module (EBCM) assembly.
1 EBCM to BPMV Screw (Qty: 4)
NOTE: Refer to Fastener Notice .

Procedure

  1. Discard the EBCM to BPMV screws.
  2. Install new EBCM to BPMV screws.
  3. Tighten the EBCM to BPMV screws in an X pattern.

Tighten:  3 N.m (27 lb in)
2 Electronic Brake Control Module (EBCM)

Procedure

  1. Disconnect the EBCM electrical connector.
  2. Carefully pull the EBCM away from the BPMV. Do not force the components apart.
  3. Remove the EBCM to BPMV gasket and inspect for damage. Replace the gasket if necessary.
  4. Carefully align the EBCM and the brake pressure switch to the BPMV. Do not force the components together.
  5. Program the EBCM. Refer to Control Module References .
  6. Bleed the antilock brake system (ABS). Refer to Antilock Brake System Automated Bleed Procedure (With JL4)  or Antilock Brake System Automated Bleed Procedure (Without JL4) .
RENDER: 1.0x

NO RELATED

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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.