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 MANUALSBUICK2006TERRAZA CXL, 3.5 L, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 122 (POWER STEERING SYSTEM)REPAIR INSTRUCTIONSPOWER STEERING PUMP FLOW CONTROL VALVE REPLACEMENT - OFF VEHICLE (CB SERIES)DISASSEMBLY PROCEDURE
2006 Buick Terraza CXL, 3.5 L, AWD
Disassembly Procedure
2006 Buick Terraza CXL, 3.5 L, AWDSECTION Disassembly Procedure
WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
- Remove the O-ring union fitting (5) from the hydraulic pump housing assembly (1).
- Remove the O-ring seal (4) from the O-ring union fitting (5).
- Remove the control valve assembly (3).
- Remove the flow control spring (2).
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.