Test Description

The numbers below refer to the step numbers on the diagnostic table.

1. 3)  - This step tests the system for restrictions.
2. 5)  - This step tests the following components for the following conditions:
   • The pump for internal leaks
   • The power steering pipes for kinks
3. 6)  - This step tests the ability of the pump to regulate flow at maximum pressure.
4. 8)  - This step tests the ability of the pump to regulate flow under normal operating conditions.
5. 10)  - This step tests the internal components of the pump and the gear.

Fig 1: Power Steering System Test Procedure (1 Of 2)

Courtesy of GENERAL MOTORS CORP.

Fig 2: Power Steering System Test Procedure (2 Of 2)

Courtesy of GENERAL MOTORS CORP.