Avalanche 1500 2WD V8-5.3L VIN T (2002)
10. Inspect the Welch plug in the power steering pump housing (2). Do not remove. If the Welch plug is deformed or dislodged, replace the power
steering pump housing (2).
Assembly Procedure
Important: Use new O-ring seals when assembling the power steering pump assembly.
1. Lubricate the O-ring seals (1) (4) with power steering fluid.
2. To install the control valve assembly and flow control spring to the pump housing assembly (2); refer to Power Steering Pump Flow Control Valve
Replacement - Off Vehicle (Regular).
3. Install the O-ring seals (1) (4) to the pump housing assembly (2).
4. Install the magnet (3) to the pump housing assembly (2).
5. Connect the reservoir assembly (1) to the pump housing assembly (2).
6. Install the O-ring seal.
7. Install the connector and fitting assembly (5). To install the variable assist steering actuator (3) and retaining ring (4); refer to Power Steering
Pump Flow Control Valve Actuator Replacement - On Vehicle.
