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HOMESERVICE MANUALSISUZU2006ASCENDER S, 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 62 (SUSPENSION CONTROL SYSTEM - SUSPENSION LEVELING)REPAIR INSTRUCTIONSAIR SPRING LEVELING SENSOR REPLACEMENTREMOVAL PROCEDURE
2006 Isuzu Ascender S, 4.2 S, 4WD

Removal Procedure

2006 Isuzu Ascender S, 4.2 S, 4WDSECTION Removal Procedure
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the air suspension system fuse.
  2. Ensure that the vehicle is parked on level surface.
  3. Inspect tires for proper tire pressure. Refer to Tire Inflation Pressure Specifications in Maintenance and Lubrication.
  4. Inspect the air suspension system components for damage or defects.
  5. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  6. Remove the rear tire and wheels. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  7. Support the rear axle and set the rear axle to proper D height. Refer to Trim Height Specifications in Suspension General Diagnosis.
  8. Disconnect the air spring level sensor link from the upper control arm.
    Fig 1: Disconnecting/Connecting Air Spring Level Sensor Link
    GM731569Courtesy of GENERAL MOTORS CORP.
    9. Fig 2: Disconnecting/Connecting Air Spring Level Sensor Electrical Connector
    GM747619Courtesy of GENERAL MOTORS CORP.
  9. Disconnect the air spring level sensor electrical connector.
    10. Fig 3: Removing/Installing Air Spring Level Sensor
    GM731567Courtesy of GENERAL MOTORS CORP.
  10. Remove the air spring level sensor to the frame mounting bolts.
  11. Remove the air spring level sensor.
RENDER: 1.0x

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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.