Cummins, Inc.: Safety Recalls in 2015

Updated on March 19, 2026.

There were 4 safety recalls made by Cummins, Inc. in 2015. See the details of the recalls below.

You can also see similar information for other manufacturers.

Data Source: NHTSA.

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October 20, 2015

(Campaign #: C1673)

Turbocharger Oil Supply Line Interference

Cummins Inc. (Cummins) is recalling certain Cummins Westport ISL G engines manufactured September 13, 2007, to September 23, 2015. The affected engines were sold for use exclusively in Mack Trucks and Navistar vehicles, both as original equipment and as replacement equipment. These engines have a turbocharger oil supply line that may contact or interfere with the turbocharger inlet elbow, clean air intake clamp, or the air fuel control tube, and result in an oil leak.

NHTSA ID: 15E085000

Component: ENGINE AND ENGINE COOLING

# of Units Affected: 3,020

Consequence Summary:

If the turbocharger oil supply line oil leaks in the proximity of the engine exhaust manifold there would be an increased risk of a fire.

Corrective Action:

Cummins will notify owners on, and dealers will inspect for oil supply line interference or damage, eliminating the interference and replacing the oil supply line, as necessary, free of charge. The recall began on November 23, 2015. Owners may contact Cummins at 1-800-343-7357. Cummins' number for this recall is C1673.

Park Outside Advisory: No

Do not Drive Advisory: No

Completion Rate (%): 53.83

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September 8, 2015

(Campaign #: C1698)

Defective Engine Control Module may Cause Stall

Cummins Inc. (Cummins) is recalling certain ISB6.7, ISL9, ISX12 and ISX15 engines. The affected engines have an Engine Control Module (ECM) that may short circuit and blow a fuse resulting in the engine stalling without warning.

NHTSA ID: 15E073000

Component: ELECTRICAL SYSTEM

# of Units Affected: 805

Consequence Summary:

An engine that stalls without warning increases the risk of a crash.

Corrective Action:

Cummins will notify owners, and dealers will replace any defective ECM with a remedy part, free of charge. The recall began on October 22, 2015. Owners may contact Cummins customer service at 1-800-343-7357. Cummins' number for this recall is C1698.

Park Outside Advisory: No

Do not Drive Advisory: No

Completion Rate (%): 62.86

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April 20, 2015

(Campaign #: C1627)

Vent Tube May Detach from Engine Breather

Cummins Inc. (Cummins) and Cummins Westport Inc. are recalling certain Cummins Westport ISL G engines, part number G6LTAA8.9E, manufactured February 26, 2007, to April 14, 2015. Excessive engine crankcase pressures may cause the 90-degree elbow of the vent tube assembly to detach from the crankcase ventilation breather, possibly allowing engine oil to come into contact with hot surfaces.

NHTSA ID: 15E030000

Component: ENGINE AND ENGINE COOLING

# of Units Affected: 28,941

Consequence Summary:

If engine oil comes into contact with a hot surface, there is an increased risk of a fire.

Corrective Action:

Cummins has begun the process of notifying the affected vehicle manufacturers and vehicle owners. Dealers will secure the ends of the 90-degree elbow. In addition, the electronic control module (ECM) will be reprogrammed with software that can adjust the engine output under misfire conditions to limit crankcase pressures. These repairs will be performed free of charge. The recall began on June 12, 2015. Owners may contact Cummins customer service at 1-800-343-7357. Cummins number for this recall is C1627.

Park Outside Advisory: No

Do not Drive Advisory: No

Completion Rate (%): 74.72

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January 26, 2015

(Campaign #: NR (Not Reported))

Fuel Inlet Connection May Crack

Cummins Inc. (Cummins) is recalling certain QSK50 Tier 2 Dual Fuel Engines manufactured January 15, 2013, through January 15, 2015, designed for use on oil well fracturing rigs. These dual fuel engines may operate on either diesel fuel plus gaseous fuel or diesel fuel only. The gaseous fuel inlet connection elbow for the engines may crack, causing a fuel leak during engine operation.

NHTSA ID: 15E004000

Component: FUEL SYSTEM, OTHER

# of Units Affected: 54

Consequence Summary:

A fuel leak in the presence of an ignition source increases the risk of a fire.

Corrective Action:

Cummins will notify owners, and dealers will replace the gas connection elbow and install supports, free of charge. The recall began March 19, 2015. Owners may contact Cummins customer service at 1-812-377-5000.

Park Outside Advisory: No

Do not Drive Advisory: No

Completion Rate (%): 96.3

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