The TransAm received the LS-1 motor which produced 305 hp (227 kW). [9] Also in 2009, GMC introduced the Terrain, a mid-size crossover SUV based on the GM Theta platform shared with the Chevrolet Equinox. Acadians were sold alongside the rest of the Pontiac lineup at Pontiac-Buick-GMC dealerships until 1971. [6], Pontiac produced cars offering 40 hp (30 kW; 41 PS), 186.7 cu in (3.1 L) (3.25x3.75 in, 82.5x95mm) L-head straight-six cylinder engines in the Pontiac Chief of 1927; its stroke was the shortest of any American car in the industry at the time.
NOW SOLD THANK YOU! [citation needed] A three-speed, column-mounted stick shift was standard on all Pontiacs. The 1967 model year saw the introduction for the Pontiac Firebird pony car, a variant of the Chevrolet Camaro that was the brand's answer to the hot-selling Ford Mustang. Also, in 2003, it was announced that the Grand Prix would be in its last year of its generation, with an improved 7th generation on the way for 2004. All Federal emissions and safety regulations were required to be in full effect for 1974 causing the demise of two of the three iterations of the big 455 cubic inch engines after this year. On December 2, 2008, General Motors announced that it was considering eliminating numerous brands, including Pontiac, in order to appease Congress in hope of receiving a $25 billion loan. For model year 1977, the full sized Pontiacs received the same "downsizing" as GM's other "B" body cars.

One of the first steps involved the removal of the famous trademark "silver streaks" from the hood and deck lid of the 1957 models just weeks before they were introduced. Producing two entirely separate engine series would have increased costs, so the 261 in3 (4.3 L) Chevrolet straight-six replaced the Pontiac Flathead Six, and the new 265 in3 (4.3 L) Chevrolet V8 replaced the old Pontiac straight-eight. The next year, the 326 became a true 326 with a new bore size of 3.72.

PMD also had a square-bore 4-barrel at the time, but this was rated at a lower power than the Tri-Power. A four-cylinder engine was introduced in the Tempest model line in 1961, followed by an overhead-cam six-cylinder starting in 1966, as well as on the Firebird. It was named after the famous Ottawa chief, who had also given his name to the city of Pontiac, Michigan, where the car was produced.
At the height of the horsepower era, Pontiac engines reached a powerful 390 rated horsepower (SAE gross), though other engines achieved considerably higher outputs in actuality. Other styling cues were the pointed "arrowhead" nose (in the 1960s and 1970s), and "grilled-over" (in the 1960s), or multiple horizontal-striped taillights. [citation needed], As of 2020[update], GMC's vehicles are marketed as more premium, luxury vehicles positioned above similar vehicles from the more mainstream Chevrolet division. The GTP's new 3.8 L supercharged V6 now made 260 horsepower (190 kW), up 20 from the previous generation. Canadian cars had Canadian oak in the bodies, not peach wood like the US cars.

], In addition in the late-1960s, GM directed their GM and Pontiac divisions to develop concept mini-cars called commuter car for urban drivers.

Find the latest news about GM automotive innovations, investor relations and more. Due to the popularity of the GTO option, it was split from being an option on the Tempest LeMans series to become the separate GTO series. It also all but eliminated the large floor "hump" common to front-engined, rear-drive cars. With its V8 455 HO Super Duty engine it's definitely an eye catching car, as for the interior it has been carefully kept original as possible - with no c, This fantastic and genuine 1970 Pontiac GTO was sold new at Allison Pontiac in San Jose CA, maintains all of it’s original components including the numbers matching 400ci engine it was born with. However, in this application, inexpensive (yet very quiet) flatheads were not a liability.

2004 saw the reintroduction of the Pontiac GTO (based on the Australian-developed Holden Monaro). The Pontiac Firebird is an American automobile that was built and produced by Pontiac from the 1967 to 2002 model years. In 1971, GMC marketed their version of the Chevrolet El Camino, which was based on the Chevrolet Chevelle. (1) Non-U.S. based parent company that owns subsidiaries headquartered in U.S. (2) Company still exists but is no longer in the automotive manufacturing business, This page was last edited on 21 September 2020, at 01:07. [citation needed]. By the end of the muscle car era, the Quadrajet setup had become the nearly ubiquitous choice on PMD engines. But the pendulum had swung, and the SD 455 only hung on one more year in the Trans Am. While the 1953 and 1954 models were heavily reworked versions of the 1949-52 Chieftain models, they were engineered for the V8 engine that was supposed to be introduced on the 1953 models, but Buick division complained to corporate that the introduction might take sales away because Buick was introducing its new nailhead V-8 in 1953. This package included leather bucket seats, specific grille, side trim, exhaust, dash trim, lace alloy wheels, as well as a spoiler, sport handling and suspension systems and anti lock brakes.