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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1450 (ENGINE COOLING SYSTEM)REPAIR INSTRUCTIONSRADIATOR SURGE TANK REPLACEMENT
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6

Radiator Surge Tank Replacement

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Radiator Surge Tank Replacement
WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Radiator Surge Tank Replacement
GM1977813Courtesy of GENERAL MOTORS CORP.
Callout Component Name

Preliminary Procedures

  1. Drain the coolant. Refer to Cooling System Draining and Filling (GE 47716)  or Cooling System Draining and Filling (Static Fill) .
  2. Remove the surge tank inlet hose. Refer to Radiator Surge Tank Inlet Hose/Pipe Replacement .
  3. Remove the surge tank outlet hose. Refer to Radiator Surge Tank Outlet Hose/Pipe Replacement (LLT)  or Radiator Surge Tank Outlet Hose/Pipe Replacement (LY7/LLT) .
1 Surge Tank Bolt
NOTE: Refer to Fastener Notice .

Tighten:  9 N.m (80 lb in)
2 Surge Tank Nut
NOTE: Refer to Fastener Notice .

Tighten:  9 N.m (80 lb in)
3 Surge Tank
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.