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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 168 (Engine Mechanical - 3.6L (LGX LF4) - Repair Instructions - Off Vehicle) >> Repair Instructions - Off Vehicle >> Fuel Pump Removal (LF4)

Fuel Pump Removal (LF4)

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Fuel Pump (LF4)
GM4598678Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
1 Fuel Injection Fuel Rail Noise Shield
2 Fuel Feed Pipe Bracket Bolt
3 Fuel Feed Pipe
NOTE:

Remove and DISCARD the pipe.

4 Fuel Feed Intermediate Pipe
NOTE:

Remove and DISCARD the pipe.

5 Fuel Pump Bolt
CAUTION:

Alternately loosen the fuel pump bolts one turn at a time until the pump is fully disengaged from fuel pump lifter follower. Trying to remove the pump bolts without even side-to-side loosening may result in pump plunger damage

NOTE:

Remove and DISCARD the bolts.

6 Fuel Pump
7 Fuel Pump O-Ring
NOTE:

Remove and DISCARD the O-ring seal.

8 Fuel Pump Gasket
NOTE:

Remove and DISCARD the gasket.

9 Valve Lifter Follower