Safety Recall NHTSA · 11E051000 Reported December 2, 2011

Coolant leak

Q: What is recall 11E051000?

NHTSA recall 11E051000 was issued by Caterpillar, Inc. on December 2, 2011. It addresses: Coolant leak. The recall affects approximately 3,873 vehicles , with the defect involving the N/A component.

Q: Is my vehicle included in this recall?

The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls . NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.

Q: How long do I have to get a recall repair done?

There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.

Caterpillar, Inc. · N/A · 3,873 vehicles potentially affected

NHTSA ID

11E051000

Manufacturer Campaign

NR (Not Reported)

Manufacturer

Caterpillar, Inc.

Component

N/A

Vehicles Affected

3,873

Recall Type

Equipment

Report Received

December 2, 2011

Defect Summary

Caterpillar is recalling certain c7 diesel engines, 7l, 6-cylinder, turbo and air-to-air aftercooled engines with 190-300 horsepower ratings, built from december 14, 2006, through january 6, 2009, sold and installed as original equipment in certain blue bird school buses. cooling system coolant in this application can degrade, which may cause the engine components to prematurely deteriorate possibly leading to coolant leaks.

Safety Consequence

Loss of coolant can result in stranded vehicles, increasing the risk of a crash.

Corrective Action

Caterpillar is working with blue bird to identify and notify owners of the recall campaign. the safety recall began on january 1, 2012. owners may contact caterpillar at 1-800-447-4986.

What you should do

Look up your VIN at nhtsa.gov/recalls to confirm this recall applies to your vehicle.
Contact an authorized Caterpillar, Inc. dealer and reference recall ID 11E051000 or campaign NR (Not Reported).
Schedule the free repair. By federal law, the manufacturer must remedy the defect at no cost.

View Official NHTSA Notice →

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FAQ: Recall 11E051000

Your rights, the repair process, and what each field on this page means.

What is recall 11E051000?

NHTSA recall 11E051000 was issued by Caterpillar, Inc. on December 2, 2011. It addresses: Coolant leak. The recall affects approximately 3,873 vehicles, with the defect involving the N/A component.

How do I get this recall repaired?

Contact any authorized Caterpillar, Inc. dealer and reference NHTSA recall ID 11E051000 or the manufacturer campaign number NR (Not Reported). Under federal law, the repair is completely free regardless of vehicle age or owner history.

Is my vehicle included in this recall?

The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.

How long do I have to get a recall repair done?

There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.

Where does the data on this page come from?

All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.