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 MANUALSCHEVROLET1997ASTRO VAN 2WD V6-4.3L VIN WREPAIR AND DIAGNOSISBRAKES AND TRACTION CONTROLANTILOCK BRAKES / TRACTION CONTROL SYSTEMSELECTRONIC BRAKE CONTROL MODULESERVICE AND REPAIRTUBE ADAPTERS
1997 Chevrolet Astro Van 2WD V6-4.3L VIN W
Tube Adapters
1997 Chevrolet Astro Van 2WD V6-4.3L VIN WSECTION Tube Adapters
Combination Valve:
Remove or Disconnect
1. Disconnect appropriate brake line from tube adapters.
2. Tube adapter.
Install or Connect
1. Tube adapter.
- Tighten tube adapter to 31 Nm (23 ft. lbs.)
2. Brake line.
3. Bleed the system. Refer to Antilock Brake System, Service and Repair. Service and Repair
NOTE: If more than one tube adapter is to be removed at one time, the Brake Pressure Modulator Valve (BPMV) should be stamped with a number (1, 2, or 3) to correspond with the number of grooves cut into the tube adapters. This will aid in proper reassembly.
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.