TrailBlazer 4WD L6-4.2L VIN S (2002)
Service Port HVAC: Locations
A/C SERVICE PORTS
The Low Side Service Port is located on the A/C Accumulator.
The High Side Service Port is located on the High Pressure Liquid Line.
Service Port HVAC: Locations
A/C SERVICE PORTS
The Low Side Service Port is located on the A/C Accumulator.
The High Side Service Port is located on the High Pressure Liquid Line.