TrailBlazer 2WD L6-42L VIN S (2003) - Powertrain Management - Ignition System - Ignition Coil
1. Install the ignition coil (1).
IMPORTANT: Make sure that the ignition coil seals are properly seated to the valve cover.
2. Install the ignition coil retaining bolts (2).
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten
Tighten the ignition coil retaining bolts to 10 N.m (89 lb in).
3. Replace the ignition coil connectors (1).
4. Install the air cleaner outlet resonator.
