Transmission Fluid Cooler Hose/Pipe Connector Replacement (Radiator)

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Transmission Fluid Cooler Pipe Connector - Radiator

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
Preliminary Procedures Drain the cooling system. Refer to Cooling System Draining and Filling (Static Fill) . Remove the transaxle oil cooler pipe from the oil cooler fittings on the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection . Do not remove the upper and lower transaxle oil cooler fittings from the radiator at the same time other wise the transaxle oil cooler may fall inside the radiator end tank.
1	Transmission 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. TIP: 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 transaxle oil cooler pipe from the oil cooler fittings on the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
Do not remove the upper and lower transaxle oil cooler fittings from the radiator at the same time other wise the transaxle oil cooler may fall inside the radiator end tank.

Transmission 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.
TIP: The correct thread engagement is critical. Cross-threaded fittings can achieve proper tightness and still leak.
Tighten
24 N.m (18 lb ft)