SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 226 (ENGINE COOLING SYSTEM)REPAIR INSTRUCTIONSRADIATOR REPLACEMENT (LH2 STANDARD COOLING)REMOVAL PROCEDURE
2008 Chevrolet Chevy Express G3500, Van Passenger Extended

Removal Procedure

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Removal Procedure
WARNING: This page is about a different car, the 2008 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the coolant. Refer to Cooling System Draining and Filling (Static Fill)  or Cooling System Draining and Filling (GE 47716) .
  2. Remove the electric cooling fan. Refer to Engine Cooling Fan Replacement .
    3. Fig 1: View Of Upper Condenser Mounting Bolts
    GM1379896Courtesy of GENERAL MOTORS CORP.
  3. Remove the upper condenser mounting bolts.
    4. Fig 2: View Of Lower Condenser Mounting Bolts
    GM1349581Courtesy of GENERAL MOTORS CORP.
  4. Remove the lower condenser mounting bolts.
    5. Fig 3: View Of Transmission Oil Cooler (TOC) Mounting Bolts
    GM1350217Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the lower retaining pins of the side air baffle from the radiator.
    6. IMPORTANT: Reposition the condenser to access the transmission oil cooler mounting bolts.
  6. Remove the transmission oil cooler (TOC) mounting bolts.
  7. Lower the vehicle.
    8. Fig 4: Identifying Radiator Outlet Hose
    GM1335240Courtesy of GENERAL MOTORS CORP.
  8. Use J 38185  to disengage the tension on the hose clamp. See Special Tools . Remove the radiator outlet hose from the radiator.
    9. Fig 5: View Of Radiator Inlet Hose
    GM1334988Courtesy of GENERAL MOTORS CORP.
  9. Use J 38185  to disengage the tension on the hose clamp. See Special Tools . Remove the radiator inlet hose from the radiator.
    10. Fig 6: Identifying Surge Tank Inlet Hose
    GM1334989Courtesy of GENERAL MOTORS CORP.
  10. Use J 38185  to disengage the tension on the hose clamp. See Special Tools . Remove the surge tank inlet hose from the radiator.
    11. Fig 7: View Of Radiator Support Brackets
    GM1334986Courtesy of GENERAL MOTORS CORP.
  11. Remove the radiator support bracket bolts.
  12. Remove the radiator support brackets.
  13. Disconnect the upper air baffle retaining pins from the radiator.
  14. Remove the radiator.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

Shop Manual-Ready ToolsFree Quote CheckQuote Shield Pro

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.