17 11 000 Removing and installing radiator (N63 B40/B44 O 0/1, N74)

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WARNING: Risk of scalding!
Only perform this repair work after engine has cooled down.

IMPORTANT: Wear safety goggles and protective gloves.

Necessary preliminary tasks:

Remove FAN COWL .
Drain COOLANT .
Draw off A/C SYSTEM .
Unlock and detach coolant hoses on radiator.

Release screws (1).

Tightening torque: see 6AZ in 17 10 RADIATOR, EXPANSION TANK

Detach A/C lines (2) and place to one side.

Fig 1: Identifying A/C Lines And Mounting Screws

G06889271

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Replace sealing rings.

Release screws (1) on left and right from cover (3).

Tightening torque: see 1AZ in 17 10 RADIATOR, EXPANSION TANK

Release screws (2) behind sealing lip.

Tightening torque: see 1AZ in 17 10 RADIATOR, EXPANSION TANK

Lift out cover (3).

Fig 2: Identifying Cover And Mounting Screws

G06889272

Courtesy of BMW OF NORTH AMERICA, INC.

Remove radiator (1) towards top.

Fig 3: Removing Radiator

G06889273

Courtesy of BMW OF NORTH AMERICA, INC.

Reassemble the vehicle.

Fill A/C SYSTEM .

Visual inspection of cooling system for tightness.