LaCrosse V6-3.6L VIN 7 (2006)
Air Injection Pump Relay: Locations
Secondary Air Injection (AIR) Pump Relay (NU3)
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Left front of the engine compartment near the air cleaner duct.
Buick Workshop Service and Repair Manuals
Relays and Modules - Fuel Delivery and Air Induction >
< Main Relay (Computer/Fuel System)|Locations|Page 6470
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