17 11 000 Removing and installing radiator (N45, N46, N52, N52K, N53)

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WARNING: Danger of scalding!

Only perform this work after engine has cooled down.

Necessary preliminary tasks:

Follow Instructions For Working On Cooling System
Remove Intake Duct
Remove Intake Filter Housing
Remove Fan Cowl
Draining Coolant
Unlock coolant hoses and detach

Automatic transmissions only:

Release bolt and detach hose (1).

Fig 1: Coolant Hose And Retaining Bolt

Courtesy of BMW OF NORTH AMERICA, INC.

Release bolts.

For tightening torque refer to 17 11 2AZ in 17 11 RADIATOR, EXPANSION TANK, LINES (N52, N52K, N51, N54, N45, N46) .

Remove radiator (1) towards top.

Fig 2: Radiator, Retaining Bolts And Removal Direction

Courtesy of BMW OF NORTH AMERICA, INC.