LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Cadillac >> 2000 >> Seville SLS >> Repair and Diagnosis >> Steering >> Steering Column >> Memory Systems >> Trouble Shooting >> Memory Seats System Check - With A45
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Memory Seats System Check - With A45

NOTE: Perform this check before diagnosing symptoms. After performing system check, proceed to appropriate testing procedure under SYMPTOM TESTS  unless otherwise specified.
  1. Perform POWER SEAT DIAGNOSTIC SYSTEM CHECK under SELF-DIAGNOSTIC SYSTEM in POWER SEATS - SEVILLE article. If DTCs are not present, diagnose by symptom. If power seat does not operate, see TEST 2: POWER SEAT INOPERATIVE - WITH A45  under SYMPTOM TESTS.
  2. Operate driver's seat rear height switch up and down. Rear of seat should move up and down. If rear of seat does not move up and down, see TEST 8: POWER SEAT DOES NOT TILT REARWARD - WITH A45  under SYMPTOM TESTS.
  3. Operate driver's seat front height switch up and down. Front of seat should move up and down. If front of seat does not move up and down, see TEST 6: POWER SEAT DOES NOT TILT FORWARD - WITH A45  under SYMPTOM TESTS.
  4. Operate driver's seat switch to slide seat forward and backward. Entire seat should move forward and backward. If entire seat does not move forward and backward, see TEST 4: POWER SEAT DOES NOT MOVE FORWARD/REARWARD - WITH A45  under SYMPTOM TESTS.
  5. Operate driver's seat back recline switch forward and backward. Seat back should move forward and backward. If seat back does not move forward and backward, see TEST 10: POWER SEAT DOES NOT RECLINE - WITH A45  under SYMPTOM TESTS.
  6. Operate driver's headrest switch up and down. Headrest should move up and down. If headrest does not move up and down, see TEST 12: POWER HEADREST DOES NOT MOVE UP/DOWN - WITH A45  under SYMPTOM TESTS.
  7. Depress No. 1 button on memory function switch. A single chime should be heard, driver's seat and headrest should move to position programmed memory seat module for No. 1 button. Lumbar support, steering wheel and mirrors may also adjust to different positions set into memory seat module under No. 1 button. If seat does not function as described, see TEST 13: POWER SEATS - MEMORY SWITCH INOPERATIVE  under SYMPTOM TESTS.
  8. Depress No. 2 button on memory function switch. A single chime should be heard, driver's seat and headrest should move to position programmed into memory seat module for No. 2 button. Lumbar support, steering wheel and mirrors may also adjust to different positions set into memory seat module under No. 2 button. If seat does not function as described, see TEST 13: POWER SEATS - MEMORY SWITCH INOPERATIVE  under SYMPTOM TESTS.
  9. Depress EXIT button on memory function switch. A single chime should be heard and driver's seat should move back to exit position. Steering wheel will also move up to exit position. If seat does not function as described, see TEST 13: POWER SEATS - MEMORY SWITCH INOPERATIVE  under SYMPTOM TESTS.
  10. Move driver's seat and headrest to desired position. Driver seat and head rest should move to desired positions. Depress MEMORY SET button on memory function switch followed by depressing No. 1 button within 5 seconds of depressing MEMORY SET button. Single chime will be heard indicating seat position, headrest position, lumbar setting, steering wheel position and mirror position are programmed for No. 1 button. Move driver's seat and headrest in all directions. Depress No. 1 button on memory function switch. Driver seat, headrest, lumbar, steering wheel and mirrors should move to position programmed for No. 1 button. If seat does not respond or memory does not operate as described, see TEST 13: POWER SEATS - MEMORY SWITCH INOPERATIVE  under SYMPTOM TESTS.
  11. Apply parking brake. Move gear selector lever out of Park. Depress No. 1 button on memory function switch. Driver seat and headrest should not move. If seat and/or headrest move, see appropriate wiring diagram in GENERAL MOTORS SHIFT INTERLOCK SYSTEMS - CARS article.
  12. Turn ignition switch to OFF position. Move gear selector lever to Park. Depress unlock button on driver's No. 1 keyless entry transmitter. Depress unlock button on driver's No. 2 keyless entry transmitter. Driver seat will move to one of 3 programmed positions. See MEMORY SET  under OPERATION. If driver's seat does not move as described, repair as necessary. See POWER DOOR LOCKS - SEVILLE article or REMOTE KEYLESS ENTRY SYSTEMS - SEVILLE article.
scientia non olet · About LEMON Manuals