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Home >> GMC >> 2008 >> Sierra Denali 2WD V8-6.2L >> Repair and Diagnosis >> Body and Frame >> Locks >> Power Locks >> Power Door Lock Relay >> Locations
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Power Door Lock Relay: Locations





LOCK PCB Relay






LOCK PCB Relay is located in the underhood fuse block. The underhood fuse block is located on the left side of the engine compartment.

Important: LOCK PCB Relay is a non-serviceable Printed Circuit Board (PCB) relay and is internal to the block Printed Circuit Board (PCB) Relay Testing.

UNLOCK PCB Relay






UNLOCK PCB Relay is located in the underhood fuse block. The underhood fuse block is located on the left side of the engine compartment.

Important: UNLOCK PCB Relay is a non-serviceable Printed Circuit Board (PCB) relay and is internal to the block Printed Circuit Board (PCB) Relay Testing.

LOCK/UNLOCK PCB Relay






LOCK/UNLOCK PCB Relay is located in the underhood fuse block. The underhood fuse block is located on the left side of the engine compartment.

Important: LOCK/UNLOCK PCB Relay is a non-serviceable Printed Circuit Board (PCB) relay and is internal to the block Printed Circuit Board (PCB) Relay Testing.
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