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Home >> Buick >> 1987 >> Electra Base >> Repair and Diagnosis (Single Page) >> Suspension >> Electronic Suspension >> Suspension - Electronic Level Control >> System Testing >> System Operational Test
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

System Operational Test

  1. Unload vehicle. With ignition off, check riding height. Turn ignition on (engine off). Reset "running time" by starting and running vehicle for a brief period of time.
  2. Add a 300 lb. (136 kg) load to trunk. Compressor should start operating within 27 seconds. Vehicle should rise to within 3/4" (19 mm) of riding height. Compressor should stop within 2 minutes.
  3. Remove load from trunk. Exhaust should start within 27 seconds. Within 2 minutes, exhaust should stop and vehicle should be within 3/4" (19 mm) of riding height.
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