TrailBlazer 4WD V8-6.0L (2007)
Important: The spring is compressed when the shock absorber moves freely.
9. Turn the spring compressor forcing screw (1) until the coil spring (2) is compressed.
10. Remove the shock absorber upper retaining nut.
11. Remove the shock absorber from the shock module.
12. Loosen the compressor forcing screw until the upper mounting plate and coil spring may be removed.
13. Remove the upper mounting plate and coil spring from the J 45400.
Installation Procedure