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HOMESERVICE MANUALSCHEVROLET2013SILVERADO 1500 LS, 4D PICKUP, RWDREPAIR AND DIAGNOSISHEATING, VENTILATION & A/C (HVAC)HVAC CONTROL SYSTEMSHEATING, VENTILATION, AND AIR CONDITIONINGREPAIR INSTRUCTIONSAIR CONDITIONING REFRIGERANT SERVICE VALVE CORE REPLACEMENT
2013 Chevrolet Silverado 1500 LS, 4D Pickup, RWD

Air Conditioning Refrigerant Service Valve Core Replacement

2013 Chevrolet Silverado 1500 LS, 4D Pickup, RWDSECTION Air Conditioning Refrigerant Service Valve Core Replacement
Fig 1: Air Conditioning Refrigerant Service Valve Core
GM2716801Courtesy of GENERAL MOTORS COMPANY
Air Conditioning Refrigerant Service Valve Core Replacement

Callout Component Name

Preliminary Procedure

  1. Remove the service port cap.
  2. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging (Non-HP2) , Refrigerant Recovery and Recharging (HP2) .
1 Air Conditioning Refrigerant Service Valve
CAUTION:

Refer to Fastener Caution .

Procedure

  1. Use GE-46246  tool to remove the air conditioning refrigerant valve.
  2. Replace the O-ring. Refer to Air Conditioning O-Ring Seal Replacement .
  3. Test the system for refrigerant leaks. Refer to Leak Testing .

Tighten 
2.5 N.m (22 lb in)
Special Tools 
GE-46246  Valve Core Tool
For equivalent region tools, refer to Special Tools .
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.