GM's new 3300 V6 engine. The Brougham trim level was discontinued and replaced by an upper-level SL version. The XC trim level became optional on the station wagon. For 1990, the front seat belts were moved from the B-pillars to the doors. This would also be the last year for the 'International Series' and 'XC'. The changes for 1991 included a new instrument cluster with a trip odometer and an engine temperature gauge. 6 speaker sound systems were added as was a remote lock fob and improved body acoustics. This would be the last year for the coupe in the United States and Canada, but it would continue on in the Mexican market. For 1992, the coupe was dropped, and the line-up included only sedans and station wagons in 'S' or 'SL' designations. The wagon now competed internally with the Oldsmobile Silhouette minivan (based on the Cutlass Supreme's W-platform), offering buyers a choice of wagon or a minivan. The Ciera remained Oldsmobile's best-selling model line, with over 132,000 sedans and an additional 7,793 station wagons produced this year. For 1993, the 2.5 L Tech IV engine was replaced by the 2.2 L "2200" OHV engine with a 3-speed automatic transmission. In 1994, the 'SL' designation was dropped. The 'Cutlass Ciera S', available in sedan or station wagon form, featured a driver airbag as standard equipment, along with anti-lock brakes, adjustable steering column, electric rear-window defogger, automatic door locks, and delay wipers. The 3.1 L, Chevrolet V6 engine with a 4-speed automatic transmission replaced the prior year's 3300 Buick V6. This engine was standard on the Cruiser wagon and optional on the sedan. The 2200 I-4 received minor updates, resulting in a 10-horsepower increase. For 1995, the 'SL' designation returned in place of the 'S'. The 1995 Cutlass Ciera SL featured a new shift interlock system that required stepping on the brake pedal before moving the gear shift out of the park position. For 1996, the final model year, the 'Cutlass' nomenclature was dropped and the car was now known simply as the 'Ciera SL', which continued to be available in 'Series I' or 'Series II' equipment levels. The chrome "Oldsmobile" badge above the driver's headlight was deleted. As Oldsmobile attempted to reposition itself as a European-styled upscale make with new products such as the Aurora, the Cutlass Ciera's continued to have strong sales. Because the tooling for the A-body platform