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

Variable Effort Steering Actuator (LHD w/FE3)


Object Number: 1348883  Size: LF
(1)Power Steering Rack (LHD)
(2)Variable Effort Steering Actuator (LHD)
(3)Variable Effort Steering Actuator Wiring Harness
Figure 2:

Variable Effort Steering Actuator (RHD w/FE3)


Object Number: 1348881  Size: LF
(1)Power Steering Rack (RHD)
(2)Variable Effort Steering Actuator (RHD)