Sierra Classic 2500 4WD V8-6.0L (2007)
Important: Do not remove the centering tab from the new SIR coil until the installation is complete. If the SIR coil does not come with a
centering tab, you MUST center the SIR coil.
2. If reusing the existing coil it MUST be centered, Refer to Inflatable Restraint Steering Wheel Module Coil Centering. See: Procedures
3. Align the SIR coil assembly (1) with the horn tower on the turn signal cancel cam assembly and install onto the steering shaft.
4. Firmly seat the retaining ring (3) into the groove on the steering shaft assembly (2).
5. Remove and discard the centering tab from the new SIR coil.
6. Route the wire harness assembly around the column and install the wire harness straps.
7. Connect the connectors of the wire harness assembly.
Notice: Refer to Fastener Notice.
8. Install the upper trim cover (1) and secure by using 2 TORX(R) head screws (2).
Tighten the screws to 1.5 N.m (13 lb in).
9. Install the lower trim cover (2) and secure by using 2 TORX(R) head screws (1).
