Someone with an '85 should chime in. I did see where someone used an "ice cube" relay in place of a klima on an '85. My car is an '82, so not klima. IIRC the '85 uses the klima in conjunction with the EGR computer and tach. No tach signal usually means no A/C compressor engagement.

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RRGrassi


70's Southern Pacific #5608 Fairmont A-4 MOW car

13 VW JSW 2.0 TDI 193K, Tuned with DPF and EGR Delete.

91 W124 300D Turbo replaced, Pressure W/G actuator installed. 210K

90 Dodge D250 5.9 Cummins/5 speed. 400K