Freightliner A22-30930-001 Pressure Switch – High Pressure NC 1/4" ETECH Older GMC / Chevrolet medium-duty

Older GMC / Chevrolet medium-duty trucks with diesel power

remaining inventory is from existing stock

Detroit Diesel: A0029974271

and rear-head fitting style against your existing compressor before ordering

Spring brake fails to release or apply fully

Freightliner A22-30930-001 Pressure Switch – High Pressure NC 1/4" ETECH Older GMC / Chevrolet medium-dutyDirect fit pressure switch for heavy duty truck A C systems, marked 2601237. This normally closed switch features a 1 4" female fitting, closes at 180 PSI and opens at 265 PSI, and comes with an integrated harness. Compatible with R12 R134a refrigerant systems on Business Class M2 and FL Series models. Signs You Need a New Pressure Switch Compressor clutch not engaging when A C is activated Air conditioning blows warm air instead of cold High pressure