Where do you find the low side ac service port on a 2003 chev venture?

On a 2003 Chevy Venture, the low side AC service port is typically located on the suction line of the air conditioning system. You can find it near the firewall on the passenger side of the vehicle, usually closer to the engine. The port is usually covered with a dust cap and may be labeled with an "L" for low side. Be sure to check the vehicle's manual for specific details if needed.