Gary Witzenburg


Gary is a long-time contributor who writes about vehicles, engines and technology.

Cadillac XT5 Interior Moves Further Upscale
Cadillac claims to be the only full-line automaker constructing all of its interiors using the cut-and-sew technique, which combines advanced technology with handcraftsmanship.
Nissan’s VQ V-6 Engine Makes a Comeback 2
GM has its legendary small-block V-8 and BMW its silky I-6. Nissan has the VQ V-6.
Rich Materials, Exclusive Features Mark Audi TTS Interior
In sporty TT, MMI (Multi-Media Interface) content paired with driver information and instrumentation on single screen behind wheel in a “virtual cockpit.”
Innovation, Refinement Distinguish GM’s 3.6L V-6
The 3.6L delivers the kind of power and lusty exhaust note you associate with a V-8, for the price of a V-6, plus it’s loaded with advanced technology.
BMW 750i Represents Leading-Edge Technology and Craftsmanship
The first goal was to position the new 7-Series as the leader in the luxury segment. The second was to create a product that fulfills the needs of the most demanding customers around the world. The third was to design every single piece, corner and detail throughout the car, because the difference lies in the details.
Volvo’s T6 Engine Part of Bold Powertrain Strategy

Anyone not paying attention could be forgiven for discounting Volvo as a serious player since Ford sold the company to Chinese automaker Geely six years ago. But the Swedish automaker has re-emerged and been on a roll lately, largely due to breakthrough interior design and the pleasing performance and efficiency of its all-new Drive-E 4-cyl. engines.

Ford’s 5.2L High-Revving Masterpiece 3
Benchmarking two Ferrari engines for performance and NVH, Ford engineers set out to create something magical with its 5.2L V-8 for the Shelby GT350 Mustang. They succeeded.
Most Disruptive Powertrain Gets Even Better 2
Chevrolet’s electrified vehicle engineers redesigned the ’16 Volt and its entire Voltec powertrain.
Efficient Drive-E Engines Transforming Volvo
The engine family was designed from the outset to be teamed with electrification in hybrid-electric vehicles.
VW’s Gasoline I-4 Impresses More Than Diesel Sibling
WardsAuto judges laud both its fuel efficiency and performance – especially its surprising torque at low rpms – and its availability in affordable vehicles.
Road to Hellcat Paved With Muscle-Car Passion 1
“If one were sentenced to eternal damnation,” one WardsAuto editor concluded, “there’s no finer way to get there than in the Hellcat, running into the abyss at wide-open throttle while the helpless soul hangs on for dear life.”
Ford’s 3-Cyl. Gutsy, Efficient and Fun to Drive 1
Ford says the 999cc I-3 is not only its smallest EcoBoost engine but also its most advanced.
Subaru’s Lightweight Boxer Punches Above Weight
Subaru’s hardy flat-fours once were criticized as buzzy, unrefined and not very fuel-efficient, but the latest 268-hp 2.0L turbocharged, direct-injected iteration earns high praise.
Mighty Mini 3-cyl. Features BMW’s Latest Tech
Technology includes turbocharging, direct injection, dual Vanos variable camshaft control on intake and outlet sides and Valvetronic fully variable valve control.
Ram Ecodiesel Barely Louder Than German Luxury Cars
One key contributor to its unusual quietness is its rigid compacted graphite iron (CGI) block and bedplate. CGI typically reduces combustion noise 0.5 to 1.5 dBA vs. conventional gray iron.


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