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 MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 909 (POWER STEERING SYSTEM)REPAIR INSTRUCTIONSPOWER STEERING PUMP REPLACEMENT (2.2L)REMOVAL PROCEDURE

2003 Chevrolet TrailBlazer 4.2 S, 4WD

Removal Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.

Remove the upper fan shroud. Refer to FAN SHROUD REPLACEMENT in Engine Cooling.
Place a drain pan below the pump.
Remove the power steering hoses from the pump.
Cap the power steering hoses.
Remove the drive belt. Refer to DRIVE BELT REPLACEMENT in Engine Mechanical 2.2L.
Remove the power steering pump pulley. Refer to POWER STEERING PULLEY REPLACEMENT .

Fig 1: Removing Power Steering Hoses From Pump
Courtesy of GENERAL MOTORS CORP.
Disconnect the A/C compressor electrical connection.

Fig 2: Disconnecting A/C Compressor Electrical Connection
Courtesy of GENERAL MOTORS CORP.
Remove the A/C compressor mounting bolts.
Remove the A/C compressor rear bracket mounting bolts.
Remove the A/C compressor from the brackets and set aside.

Fig 3: A/C Compressor Rear Bracket Mounting Bolts
Courtesy of GENERAL MOTORS CORP.
Remove the power steering pump front mounting bolts.
Remove the power steering pump rear mounting bracket nuts from the engine studs.
Remove the power steering pump rear mounting bracket bolt.
Remove the power steering pump.

Fig 4: Removing Power Steering Pump Rear Mounting Bracket Nuts From Engine Studs

Courtesy of GENERAL MOTORS CORP.

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.