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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1516 (ENGINE COOLING SYSTEM)REPAIR INSTRUCTIONSRADIATOR REPLACEMENT (LMM)
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2

Radiator Replacement (LMM)

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Radiator Replacement (LMM)
WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Radiator (LMM)
GM2042899Courtesy of GENERAL MOTORS CORP.
Callout Component Name

Preliminary Procedure

  1. Drain the cooling system. Refer to Cooling System Draining and Filling (Vac-N-Fill)  or Cooling System Draining and Filling (Static Fill) .
  2. If necessary, remove air cleaner resonator duct. Refer to Air Cleaner Resonator Outlet Duct Replacement
  3. Remove the cooling fan. Refer to Fan Replacement (Diesel) 
  4. Remove the surge tank inlet hose. Refer to Radiator Surge Tank Inlet Hose/Pipe Replacement (Non-HP2) .
  5. Remove the charge air cooler inlet and outlet pipes. Refer to Charge Air Cooler Inlet Pipe Replacement and Charge Air Cooler Outlet Pipe Replacement .
  6. Remove the radiator inlet hose. Refer to Radiator Inlet Hose Replacement (Diesel) .
  7. Remove the radiator outlet hose. Refer to Radiator Outlet Hose Replacement (Diesel) .
1 Radiator Bolt (Qty: 4)
CAUTION: Refer to.

Tip:  Radiator is mounted to the charged air cooler.

Tighten:  25 N.m (18 lb ft)
2 Radiator Assembly
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.