Sierra 1500 2WD V6-4.3L VIN X (2004)
1. Install the knock sensor (2).
NOTE: Refer to Fastener Notice in Service Precautions.
2. Install the knock sensor bolt (1).
Tighten
Tighten the bolt to 25 N.m (18 lb ft).
3. Connect the knock sensor electrical connector (1).
4. Install the distributor.