Lingenfelter L710111005 Trailblazer SS & SSR E85 High Flow Fuel Pump Upgrade Kit v1.5 - Manual (Page 5)

8. Using a small screwdriver, remove the fuel
line from the elbow fitting. Be careful not to
damage the fitting.
9. Remove the old pump from the module by
pushing the retaining latch out of the way and
pushing the pump up towards the top of the
module.
10. Tape off the jet pump and any other open
fittings.
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11. Mark 1 inch up from the bottom of the pump
mounting sleeve on the module.