Home / Latest recalls / 18V309

MCI D4000 Recall 18V309: Exhaust Pipe Can Crack and Leak Hot Gas, Creating Fire Risk

NHTSA campaign 18V309, reported May 13, 2018, 1,123 vehicles potentially affected.

What this recall means for you

Vibration can cause a hole to develop in the exhaust bellows pipe on these motor coaches, which are equipped with ISX engines. If a hole forms during a regeneration cycle, hot exhaust gases can leak out, increasing the risk of a fire.

Owners will be notified by Motor Coach Industries (MCI). Dealers will replace the bellows pipe assembly with an improved part at no cost to you. The recall began July 10, 2018. To check whether your vehicle is affected, contact MCI customer service at 1-800-241-2947, and check your VIN for open recalls.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 18V309Motor Coach Industries
Component
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
Problem
Motor Coach Industries (MCI) is recalling certain 2011-2016 D4500, D4505, D4000, D4005, and D4000 ISTV motor coaches equipped with ISX engines. Due to vibrations, the exhaust bellow pipes develop a hole.
Risk
If the pipe develops a hole, during a regeneration cycle, hot exhaust gases may leak out, increasing the risk of a fire.
Remedy
MCI will notify owners, and dealers will replace the bellows pipe assembly with an improved part, free of charge. The recall began July 10, 2018. Owners may contact MCI customer service at 1-800-241-2947.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Affected vehicles

MCI D400020122013201420152016
MCI D4000 Istv2012201320142015
MCI D400520122013201420152016
MCI D4500201120122013201420152016
MCI D450520112012201320142015