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3rd Gen High Performance and Accessories (5.9L Only)Talk about Dodge/Cummins aftermarket products for third generation trucks here. Can include high-performance mods, or general accessories. THIS IS FOR THE 5.9L ONLY!
1. Ensure the ferrule is correctly oriented (tapered side toward the fitting).
2. Fully seat the thermocouple probe into the fitting.
3. Tighten the nut gradually by hand, then use a wrench for a quarter-turn.
4. Check for any dirt or debris on the threads or ferrule.
5. If needed, try a new ferrule to ensure a proper seal.