Gear fast, run slow. It’s a universally accepted principle of linking engine with drivetrain to give you a balance of performance and fuel economy. But how about spec’ing to run 105 km/h at 1,325 rpm?

In addition to dual turbochargers you see stacked in series, this C13 ACERT engine (like the C11) receives a new cross-flow head, larger oil sump, higher compression ratio, and rotating components ...

The Environmental Protection Agency (EPA) recently certified Caterpillar's C15 heavy-duty engine as compliant with new emissions standards. Equipped with the engine maker's ACERT technology, the C15 ...

Multiple lawsuits against Caterpillar for chronic failures of its 2007-2010 ACERT diesels go beyond heavy trucks, and include school buses and motor coaches as well as at least one marine engine, ...

Emissions regulations are tightening, and even now, new diesel truck owners are feeling the pain of decreased fuel mileage and clogged diesel particulate filters. In order to stay on top of new ...

Caterpillar's ACERT-technology engines for complying with stricter Environmental Protection Agency emission regulations are provided for order in Peterbilt Caterpillar's ACERT-technology engines for ...

Continual breakdowns, ineffective repairs and financial losses from disrupted operations have pushed frustrated fleet owners to sue Caterpillar Inc., along with the truck and engine dealers who sold ...

LOUISVILLE, Ky — The battle of competing engine technologies is heating up now that Caterpillar’s ACERT-technology driven engines are coming up for certification and the engine maker came out guns ...

A settlement has been reached in the class-action lawsuit that alleged Caterpillar’s 2007-2010 year model ACERT C13 and C15 engines were defective, driving up costs for owners and driving down resale ...

A sixth class action lawsuit has been filed against Caterpillar Inc. over repeated failures caused by alleged defects with its 2007 C13 and C15 truck engines. In its lawsuit filed in federal court in ...

The company handling settlement payouts to Caterpillar engine owners has said it will be reissuing checks to former ACERT engine owners who were part of a $60 million class action settlement reached ...

Twenty-two trucking and transportation firms charge that Cat C13 and C15 engine emission system defects prevented or impeded their vehicles from transporting goods or passengers Twenty-two trucking ...