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All Power Seat Functions Inoperative

  1. At inoperative seat, use test light to backprobe between seat adjuster switch connector C1 terminal "C" (Orange wire) and ground. If test light glows, go to next step. If test light does not glow, check for open or short to ground in Orange wire between seat adjuster switch and fuse block. Check for open POWER SEAT circuit breaker (30-amp). Repair or replace as necessary.
  2. Backprobe between seat adjuster switch connector C1 terminals "C" (Orange wire) and "A" (Black wire). If test light glows, replace seat adjuster switch. If test light does not glow, check for open in Black wire between seat adjuster switch and ground. Check for clean, tight ground connection. Repair or replace as necessary.
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