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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 897 (ENGINE COOLING SYSTEM)REPAIR INSTRUCTIONSENGINE OIL COOLER CONNECTOR REPLACEMENT (RADIATOR)
2008 Chevrolet Chevy Express G3500, Van Passenger Extended

Engine Oil Cooler Connector Replacement (Radiator)

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION 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
GM2150416Courtesy of GENERAL MOTORS COMPANY
Engine Oil Cooler Connector Replacement (Radiator)

Callout Component Name

Preliminary Procedures

  1. Drain the cooling system. Refer to Cooling System Draining and Filling (Static Fill) .
  2. 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)
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.