The engine's variable geometry induction system is designed with a longer runner length at slower speeds to increase low-end torque up to 10 percent. The system includes a bypass valve that is activated in high rpm or heavy throttle applications. Features include:

- A plastic engine upper cover for noise dampening / quieter operation
- A single serpentine accessory belt drive system with automatic tensioner
- An engine cooling fan system with 366-mm diameter fan


A smooth-shifting, five-speed manual transmission is standard. The available Aisin four-speed automatic transmission features adaptive shift technology. The segment-exclusive Hold Control Mode special feature helps reduce wheel spin and traction loss on slick roads by allowing the driver to select and hold a higher gear, which reduces torque to the wheels. It enables sportier driving operation by allowing the driver to control shift points similar to manual transmission operation.

Whether the manual or automatic transmission is selected, 2007 Chevrolet Aveo5 powertrain is fuel-efficient. Estimated EPA fuel economy is 27 mpg city/37 mpg highway for the manual-equipped Aveo5 and 26 mpg city/34 mpg highway for the automatic-equipped Aveo5.** Aveo5 meets the ULEV II emissions standard which, along with its outstanding fuel economy, makes it one of the cleanest, most economical vehicles available in North America .



Safe and secure

2007 Chevrolet Aveo5 experience is enhanced by a comprehensive system of safety and security technologies designed to meet safety standards in markets around the globe. For the 2006 model, the National Highway Traffic Safety Administration (NHTSA) awarded Aveo5 a five-star rating in the frontal crash test for both the driver and front passenger.

Chevrolet Aveo's safety starts with a high-strength steel structure that creates a safety cage around the passenger compartment. The structure has been engineered to help maintain passenger compartment integrity and features tailor-welded blanks, a feature not typically found on vehicles in the segment.

The 2007 Aveo5 includes standard advanced dual-stage frontal air bags and the Passenger Sensing System. The dual-stage frontal air bags deploy at different levels, depending on the severity of the crash. Standard seat-mounted side-impact air bags provide additional head and thorax protection.

Additional 2007 Chevrolet Aveo5 safety and security features include:

- Front safety belt pretensioners with front-load limiters
- Height-adjustable shoulder belt anchors
- Lower Anchors and Top Tether for Children (LATCH) child seat attachment system in the rear seats
- Rear child safety door locks
- Emergency hatch release inside the trunk
- Fuel door lock with remote release feature
- Available engine immobilizer theft-deterrent system
- Aveo and Chevrolet's global expansion


In 2005, 68,085 Aveos were sold in the United States , signaling that there is an opportunity for growth in the small but important subcompact segment.

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