Gregg Wartgow 5a5390f76069f

Gregg Wartgow

Bullet Proof Diesel
Jacob Lopez, service manager at Bullet Proof Diesel, won’t service trucks with tampered aftertreatment systems. He said his shop focuses on finding the root cause of the issue to provide a “lasting fix.”
May 16, 2025
Emissions system tampering can come in several forms, all of which are illegal and can result in steep consequences. Instead, there are other ways for fleets to improve and service...
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May 15, 2025
Tampering with aftertreatment devices is still illegal, and the true cost of cheating and deleting can extend far beyond the massive fines you could receive.
REE Automotive
REE Automotive replaces mechanical and hydraulic linkages with electronic controls.
April 24, 2025
Manufacturers of the emerging technology, which replaces traditional mechanical and hydraulic linkages with electronic controls, say the solution results in a safer and more reliable...
Kenworth Truck Company
Kenworth has incorporated the Cummins X15N natural gas engine into its Kenworth T680.
April 23, 2025
When deciding between compressed and renewable natural gas, fleets must examine short and long-term savings, as well as emissions goals.
Rush Truck Centers
A lot goes into making a shop suitable for working on natural gas vehicles so it can become certified. Rush Truck Centers has made the necessary commitment.
April 22, 2025
Compressed natural gas engines aren’t that much different than their diesel counterparts, but servicing CNG vehicles as a whole is a completely different animal.
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April 21, 2025
For fleets of all applications, here's the new technology helping to increase steering system longevity and increase driver comfort while behind the wheel.