17 11... Clean the radiator ribs

WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2016 BMW 435i xDrive, 2016 BMW 435i, 2016 BMW 428i xDrive, 2016 BMW 428i, and 2015 BMW 435i 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.

Necessary preliminary tasks:

Remove fan cowl . See 17 11 035 REMOVING AND INSTALLING/RENEWING FAN COWL WITH ELECTRIC FAN (N55) or 17 11 035 REMOVING AND INSTALLING/REPLACING FAN COWL WITH ELECTRIC FAN (N20, N26) .

Release screws (1).

Tightening torque 17 10 2AZ .

Fig 1: Identifying Radiator Ribs Screws

G10103005

Courtesy of BMW OF NORTH AMERICA, INC.

Press radiator (1) slightly towards rear.

Check radiator (1) for dirt contamination.

Fig 2: Pressing Radiator

G10103006

Courtesy of BMW OF NORTH AMERICA, INC.

To clean the radiator use a standard narrow vacuum-cleaner attachment (1) with a length of approx. 600 mm.

Fig 3: Identifying Vacuum-Cleaner Attachment

G09876419

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Risk of damage to the radiator.

Ensure that the cooler fins are not damaged.

Vacuum dirt off the radiator using a vacuum cleaner with a narrow attachment (1).

Fig 4: Identifying Vacuum Cleaner With Narrow Attachment

G10103008

Courtesy of BMW OF NORTH AMERICA, INC.

Reassemble the vehicle.