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 MANUALSCHEVROLET2010SUBURBAN 2WD V8-6.0LREPAIR AND DIAGNOSISSTEERING AND SUSPENSIONSUSPENSIONSUSPENSION CONTROL ( AUTOMATIC - ELECTRONIC )TESTING AND INSPECTIONCOMPONENT TESTS AND GENERAL DIAGNOSTICSAUTOMATIC LEVEL CONTROL SYSTEM LEAK TEST
2010 Chevrolet Suburban 2WD V8-6.0L
Automatic Level Control System Leak Test
2010 Chevrolet Suburban 2WD V8-6.0LSECTION Automatic Level Control System Leak Test
Automatic Level Control System Leak Test
Tools Required
J 22124-B Pressure Gauge (0-300 psi)
1. Disconnect the air tube from the air dryer.
2. Attach the air tube to the J 22124-B pressure gauge on the side opposite the toggle valve.
3. Close the toggle valve.
4. Apply service air pressure to the service valve and pressurize until the J 22124-B pressure gauge reads 550 kPa (80 psi).
5. Verify that the system maintains pressure for at least 1 minute.
• If the system does not maintain the specified pressure for the specified amount of time, check the shock absorber air sleeves, air tubes, and all connections for air leaks using a soapy water solution. Repair or replace any leaking components.
Repair Instructions
* Air Tube Repair (Service and Repair)
* Shock Absorber Replacement (1500) (Shock Absorber Replacement (1500))Shock Absorber Replacement (2500) (Shock Absorber Replacement (2500))
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.