gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

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Air Injection Check Valve|Service and Repair|Page 5809 > < Air Injection Check Valve|Service and Repair|Page 5807

C 3500 Truck 2WD V8-454 7.4L VIN J SFI (1999)

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3. Connect the Bank 2 AIR pipe.

4. Connect the AIR pump output hose to the AIR valve.

5. Connect the AIR crossover Bank 1 hose

Air Injection Check Valve|Service and Repair|Page 5809 > < Air Injection Check Valve|Service and Repair|Page 5807