GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Seat Belt Switch and Pretensioner-Left Front


Object Number: 1530180  Size: LF
(1)Seat Back
(2)Seat Cushion
(3)Inflatable Restraint Seat Belt Pretensioner - LF
(4)Seat Belt Switch - LF
Figure 2:

Seat Belt and Pretensioner- Right Front


Object Number: 1530179  Size: LF
(1)Seat Cushion
(2)Seat Back
(3)Seat Belt Switch - RF
(4)Inflatable Restraint Seat Belt Pretensioner - RF