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 MANUALSGMC2009CANYON 4D PICKUP, 2.9 9REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 1 (ENGINE CONTROL SYSTEM & FUEL SYSTEM - 3.7L - INTRODUCTION, SERVICE & REPAIR)REPAIR INSTRUCTIONSSECONDARY AIR INJECTION PUMP REPLACEMENTREMOVAL PROCEDURE
2009 GMC Canyon 4D Pickup, 2.9 9
Removal Procedure
2009 GMC Canyon 4D Pickup, 2.9 9SECTION Removal Procedure
WARNING: This page is about a different variant/trim than selected.
- Open the hood.
- From under the hood, disconnect the secondary air injection (AIR) pump inlet hose quick connect fitting (1) from the pump. Refer to Plastic Collar Quick Connect Fitting ServiceΒ .
- Disconnect the AIR pump outlet hose quick connect fitting (2) from the pump. Refer to Plastic Collar Quick Connect Fitting ServiceΒ .
- Remove the engine shield. Refer to Engine Protection Shield Replacement .
- Disconnect the engine wiring harness electrical connector from the AIR pump wiring harness electrical connector.
- Squeeze the AIR pump wiring harness electrical connector clip (1) together and push up in order to separate the clip/connector from the bracket.
- Open the AIR pump wiring harness clip (2) and remove the harness from the clip.
- Remove the AIR pump nuts (1).
- Lower the vehicle.
- Reposition the AIR pump inlet and outlet hoses as necessary in order to remove the pump.
- Remove the AIR pump.
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.