Engine Oil Cooler Connector Replacement (Radiator)

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Engine Oil Cooler Connector

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedures Drain the cooling system. Refer to Cooling System Draining and Filling (Static Fill) . Remove the engine oil cooler pipe from the oil cooler fittings on the radiator. Refer to Engine Oil Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
1	Engine Oil Cooler Fitting CAUTION: Refer to Fastener Caution . Procedure Remove the plastic caps from the quick connect fittings by pulling the caps back along the pipe before installation. Do not remove the upper and lower engine oil cooler fittings from the radiator at the same time other wise the engine oil cooler may fall inside the radiator end tank. The correct thread engagement is critical. Cross-threaded fittings can achieve proper tightness and still leak. Tighten 24 N.m (18 lb ft)

Callout

Component Name

Preliminary Procedures

Drain the cooling system. Refer to Cooling System Draining and Filling (Static Fill) .
Remove the engine oil cooler pipe from the oil cooler fittings on the radiator. Refer to Engine Oil Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .

Engine Oil Cooler Fitting

CAUTION:

Refer to Fastener Caution .

Procedure
Remove the plastic caps from the quick connect fittings by pulling the caps back along the pipe before installation.

Do not remove the upper and lower engine oil cooler fittings from the radiator at the same time other wise the engine oil cooler may fall inside the radiator end tank.
The correct thread engagement is critical. Cross-threaded fittings can achieve proper tightness and still leak.

Tighten
24 N.m (18 lb ft)