Extended Aftermarket TrüNorth Warranty

Covered Components

TrüNorth Warranty offers protection and peace of mind for your commercial medium and heavy duty truck investments. Powered by the reputable transportation industry powerhouse, TrüNorth Warranty is uniquely positioned to service North America’s owner/operators, fleets, and dealers with the most comprehensive warranty coverage in the commercial trucking industry.

TrüNorth Warranty: Engine

  • Bearings
  • Cam Followers
  • Cam Shaft / Bearings
  • Connecting Rods / Bearings
  • Constant Velocity Valve
  • Crankshaft
  • Lifters
  • Intake / Exhaust Valves / Guides
  • Main Thrust Washers
  • Oil Pan, Cooler, Housing, Oil Pump Housing
  • Oil Pump Gears, Pick Up Screen / Tube / Relief Spring / Valves
  • Pistons, Piston Rings, Cooling Jets, Pushrods, Rocker Arms, Shafts
  • Timing Chain / Gears / Tensioners /Cover
  • Valve Keepers (Locks) / Retainers /Springs / Cover / Wrist Pins
  • Exhaust Mainfold, Flywheel Housing, Intake Manifold, Thermostat Housing, Vibration Dampener

NOTE: Engine Block, Cylinder Liners / Heads are covered ONLY if damaged by a covered component

No seals, O-Rings or Gaskets are covered

TrüNorth Warranty: Transmission

  • Bands
  • Bearings
  • Blockers
  • Bushings
  • Drums
  • Gear Sets
  • Governor
  • Oil Pump
  • Shafts
  • Shift Forks
  • Synchronizers
  • Thrust Washers
  • Torque Converter
  • Valve Body

NOTE: Transmission Case ONLY covered if damaged by a covered component


  • Axle Shafts
  • Bearings / Bushings / Carrier Case
  • Gears Sets
  • Limited Slip – Clutch Pack
  • Power Divider, Bearings, Gears, Shafts, & Shift Fork

NOTE: The Differential Housing is covered ONLY if damaged by a covered component

TrüNorth Warranty: Aftertreatment Package

  • DPF Filter (Only)
  • EGR Valve(s)
  • Cooler, Cooler Lines
  • Doser Valve: Cylinder Valve, Elbow, Fitting, O-Rings, Plunge,
  • Transducer, & Tube
  • SCR: Catalyst, Doser Connectors, Injection System
  • DOC, DEF, & BPV Systems

NOTE: Includes sensors for all internal Aftertreatment Systems

Turbo Package

  • Turbo(s) Include: Bearings, Variable Vane Assembly, Turbine, Shaft /Housing
  • Fuel Injectors Includes: Injectors /Hard Lines / Pump
  • Fuel Pump(s) / Intake Manifold
  • Water Pump Includes : Bearings, Housing, Impeller, Seals & Water Manifold
  • ECM Unit
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