OEM 2008 Chevrolet Express 3500 A/C Expansion Valve

2008 Chevrolet Express 3500 Parts Questions & Experts Answers

• Q: How to replace the A/C Expansion Valve for the Auxiliary Air Conditioning Evaporator on 2008 Chevrolet Express 3500?

  A: The replacement process for the auxiliary air conditioning A/C Expansion Valve starts by dismantling the Evaporator core followed by carefully removing the sealer from the A/C Expansion Valve positioning area while noting its mounting position and tube orientation on the core. First disconnect the capillary tube clip from the core and separate the Evaporator tube connections from the A/C Expansion Valve to remove the A/C Expansion Valve from its core position. First secure the A/C Expansion Valve onto the core then follow the fastener notice before connecting the Evaporator tube connections to the A/C Expansion Valve while tightening them to 28 n.m (21 lb ft). First reinstall the clip to attach the capillary tube to its position on the Evaporator core while you reclose the Evaporator unit with original pack sealer methods from disassembly.