Vehicle recall 12V476000 · September 27, 2012

IC Bus Cesb, Resb and 1 more model

The high pressure engine oil line may develop a leak or possibly rupture.

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

Summary: Navistar is recalling certain model year 2006 through 2011 IC school buses, models CESB, RESB, and FESB, manufactured from June 17, 2004, through October 15, 2009, equipped with I-6 engines within feature codes 12N (PL, PM, PN, PR, PS, PT, PU, PV, SA, SG, SK, SL, SM, SV, SZ, TB, UA, UB, UC, and UD). The high pressure engine oil line may develop a leak or possibly rupture.
Consequence: A leak or rupture of the high pressure oil line could possibly result in an unexpected engine stall or may result in an engine compartment fire.
Remedy: Navistar will notify owners, and dealers will replace the high pressure oil line free of change. The safety recall began on December 21, 2012. Owners may contact Navistar at 1-331-332-1590.
Notes: Navistar's recall campaign number is 12523.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.

Recall details

NHTSA campaign: 12V476000
Reported to NHTSA: September 27, 2012
Filed by: NAVISTAR, INC
Manufacturer campaign: 12523
Owner notification: December 21, 2012
Vehicles potentially affected: 20,902
Initiated by: NHTSA’s Office of Defects Investigation
Components: Engine and engine cooling

Recall 12V476000 on nhtsa.gov, with the manufacturer’s documents

Vehicles covered

As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.

IC Bus Cesb (2005-2010): 2010, 2009, 2008, 2007, 2006, 2005
IC Bus Fesb (2006-2009): 2009, 2008, 2007, 2006
IC Bus Resb (2006-2011): 2011, 2010, 2009, 2008, 2007, 2006

Has your IC Bus been repaired?

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