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Home >> Saturn >> 1995 >> SL >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> A/C-Heater System >> Adjustments >> Mode Control Linkage

Mode Control Linkage

NOTE: Adjust mode control linkage if heater case was disassembled or if linkage was tampered with. This procedure assumes spring, linkage adjuster, linkage retainer, linkage rod and cruise control module (if equipped) are removed from heater case. See Fig 1 .
  1. Hook spring into front spring retainer. Using pliers, hook rear end of spring into rear spring retainer. Install linkage adjuster and linkage retainer by snapping them into position on upper and lower levers.
  2. Snap linkage rod into position on linkage retainer (on lower lever). Move mode valve lever and temperature door lever fully forward. Snap threaded end of linkage rod into position on linkage adjuster (on upper lever). Install cruise control module (if equipped).
Fig 1: Adjusting Mode Control Linkage
G94B37359Courtesy of GENERAL MOTORS CORP.