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

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

Do NOT pre-lube the seal lip with oil — the Teflon must run dry until break-in

PAI 836022 Teflon rear crankshaft seal replaces Mack 8148259 (also 22086413) and Volvo 8148259 on Mack MP7 and Volvo D11 / DXi 11 engines

HT530 (1997-2003) Connector 2-pin rectangular Thread 3/8"-18 NPT Sensor OAL ~2

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