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.
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HOMESERVICE MANUALSCHEVROLET2001EXPRESS 1 TON VAN V8-5.7L VIN RREPAIR AND DIAGNOSISRELAYS AND MODULESRELAYS AND MODULES - BRAKES AND TRACTION CONTROLELECTRONIC BRAKE CONTROL MODULESERVICE AND REPAIRTUBE ADAPTER REPLACEMENT
2001 Chevrolet Express 1 Ton Van V8-5.7L VIN R
Tube Adapter Replacement
2001 Chevrolet Express 1 Ton Van V8-5.7L VIN RSECTION Tube Adapter Replacement
Tube Adapter Replacement
Removal Procedure
Important: If you must remove more than one tube adapter at one time, stamp the BPMV with a number (1, 2 or 3) in order to indicate the number of grooves cut into the tube adapters. This procedure will aid proper reassembly.
1. Raise and suitably support the vehicle. Refer to Vehicle Lifting.
2. Remove the EHCU shield bolts (7) and shield (6).
3. Remove the appropriate brake line from the tube adapter.
4. Remove the tube adapter (1).
Installation Procedure
Notice: Refer to Fastener Notice in Service Precautions.
1. Install the new tube adapter (1).
Tighten the tube adapter to 31 Nm (23 ft. lbs.).
2. Install the brake line.
Tighten the brake line to 30 Nm (22 ft. lbs.).
3. Install the EHCU shield (6) and shield bolts (7).
Tighten the EHCU shield bolts to 12 Nm (8 ft. lbs.).
4. Bleed the hydraulic brake system. Refer to Automated Bleed Procedure.
Removal Procedure
Important: If you must remove more than one tube adapter at one time, stamp the BPMV with a number (1, 2 or 3) in order to indicate the number of grooves cut into the tube adapters. This procedure will aid proper reassembly.
1. Raise and suitably support the vehicle. Refer to Vehicle Lifting.
2. Remove the EHCU shield bolts (7) and shield (6).
3. Remove the appropriate brake line from the tube adapter.
4. Remove the tube adapter (1).
Installation Procedure
Notice: Refer to Fastener Notice in Service Precautions.
1. Install the new tube adapter (1).
Tighten the tube adapter to 31 Nm (23 ft. lbs.).
2. Install the brake line.
Tighten the brake line to 30 Nm (22 ft. lbs.).
3. Install the EHCU shield (6) and shield bolts (7).
Tighten the EHCU shield bolts to 12 Nm (8 ft. lbs.).
4. Bleed the hydraulic brake system. Refer to Automated Bleed Procedure.
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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.