Installation Procedure

Fig 1: View Of Stay Bracket

Courtesy of GENERAL MOTORS CORP.

CAUTION: Refer to Fastener Caution .

Install an upper and lower stay bracket to the seat base. Secure the bracket with a bracket bolt and tighten to 50 N.m (35 lb ft) .

Fig 2: View Of Upper Limit Switch

Courtesy of GENERAL MOTORS CORP.

Fig 3: Locating Bolts For Limit Switch Bracket

Courtesy of GENERAL MOTORS CORP.

Install the bolts to the limit switch bracket and tighten to 5.8 N.m (50 lb in) .
Connect the electrical connector.

NOTE: The switch body is delicate. Adjust and tighten the switch carefully.

Set the limit switch to stop the lift in the proper location. Make the adjustment at the top hole on the slotted mounting bracket.

Fig 4: View Of Switch

Courtesy of GENERAL MOTORS CORP.

Tighten the mounting screws until the screws are snug, yet the switch can still be moved easily by hand.
Operate the lift to the proper location. Slide the switch forward until the switch makes contact and clicks into place.
Hand tighten the switch.

Fig 5: Adjusting Stop Position

Courtesy of GENERAL MOTORS CORP.

Adjust the lift stop position. The lift should stop when the left post makes contact with the rubber bushing, and the right post is 2-4 mm (0.04-0.08 in) from contacting the metal hook.
Inspect the seat for proper installation.
Install the chain cover. Refer to Sit-N-Lift Chain Cover Replacement .
Install the upper seat trim. Refer to Sit-N-Lift Upper Trim Replacement .