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

WARNING: This page does not describe the selected car, but rather 23 other vehicles, including the 2015 BMW Alpina B7L xDrive, 2015 BMW Alpina B7 xDrive, 2015 BMW 750i xDrive, 2015 BMW 750i, and 2015 BMW 750Li xDrive. However, it is still accessible from the selected car via links, so may be relevant.

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 17 10 6AZ .

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

Fig 1: Identifying A/C Line And Mounting Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Replace sealing rings.

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

Tightening torque 17 10 1AZ .

Release screws (2) behind sealing lip.

Tightening torque 17 10 1AZ .

Lift out cover (3).

Fig 2: Identifying Cover And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Remove radiator (1) towards top.

Fig 3: Removing Radiator

Courtesy of BMW OF NORTH AMERICA, INC.

Reassemble the vehicle.

Fill A/C SYSTEM .

Visual inspection of cooling system for tightness.