The sedan Pontiac Bonneville 1991 - 2004 year modification 3.8 AT (240 hp)

Engine
Engine type	petrol
Engine location	front, transverse
Engine capacity, cm³	3791
Boost type	positive displacement supercharger with mechanical drive
Maximum power, hp/kW at rpm	240 / 177 at 5200
Maximum torque, N*m at rpm	380 at 3600
Cylinder arrangement	V-shaped
Number of cylinders	6
Number of valves per cylinder	2
Engine power supply system	distributed injection
Compression ratio	8.5
Cylinder diameter and piston stroke, mm	96.5 × 86.4
General information
Brand country	USA
Car class	E
Number of doors	4
Performance indicators
Fuel consumption, l city / highway / combined	— / — / 11.6
Fuel type	Normal (92)
Sizes in mm
Length	5107
Width	1892
Height	1415
Wheelbase	2815
Ground clearance	140
Front track width	1545
Rear track width	1547
Wheel size	225 / 60 / R16
Suspension and brakes
Type of front suspension	independent, spring
Type of rear suspension	independent, spring
Front brakes	disk ventilated
Rear brakes	drum
Transmission
Transmission	automatic
Number of gears	4
Drive type	front
Volume and weight
Fuel tank capacity, l	68
Curb weight, kg	1575
Trunk volume min/max, l	506

Pontiac Bonneville: A Classic American Sedan

The Pontiac Bonneville, a flagship model from the American automaker Pontiac, represents a blend of power, comfort, and classic design. Produced from 1991 to 2004, this sedan has left a lasting impression on the automotive world. With its 3.8-liter V6 engine and automatic transmission, the Bonneville delivers a robust 240 horsepower, making it a strong contender in its class. Its spacious interior, advanced features for its time, and reliable performance make it a standout choice for those seeking a blend of nostalgia and practicality.

Performance and Engine Specifications

Under the hood, the Pontiac Bonneville boasts a 3.8-liter V6 petrol engine with a positive displacement supercharger, producing 240 horsepower at 5200 rpm and 380 N*m of torque at 3600 rpm. This engine configuration ensures smooth acceleration and ample power for both city driving and highway cruising. The car's front-wheel-drive system, paired with a 4-speed automatic transmission, provides a balanced and responsive driving experience. With a combined fuel consumption of 11.6 liters per 100 kilometers, the Bonneville strikes a reasonable balance between performance and efficiency.

Design and Dimensions

The Bonneville's design is quintessentially American, with a length of 5107 mm, a width of 1892 mm, and a height of 1415 mm. Its wheelbase of 2815 mm ensures a spacious interior, accommodating up to five passengers comfortably. The sedan's trunk offers a generous 506 liters of storage space, making it practical for long trips or daily errands. The car's ground clearance of 140 mm and 16-inch wheels contribute to its stable and confident ride, even on uneven surfaces.

Suspension and Braking System

The Pontiac Bonneville features an independent spring suspension system on both the front and rear, providing a smooth and comfortable ride. The front ventilated disc brakes and rear drum brakes ensure reliable stopping power, enhancing safety and control. This combination of suspension and braking systems makes the Bonneville a dependable vehicle for various driving conditions.

Pros and Cons

Pros:

Powerful 3.8-liter V6 engine with a supercharger for impressive performance.
Spacious interior and large trunk, ideal for families and long trips.
Classic American design with a timeless appeal.
Reliable front-wheel-drive system and automatic transmission.
Independent suspension for a smooth and comfortable ride.

Cons:

Fuel efficiency may not meet modern standards, with a combined consumption of 11.6 liters per 100 kilometers.
Rear drum brakes, while reliable, are less advanced compared to modern disc brake systems.
Limited availability due to the end of production in 2004.

Conclusion

The Pontiac Bonneville is a classic American sedan that offers a unique combination of power, comfort, and style. Its robust engine, spacious interior, and reliable performance make it an excellent choice for those who appreciate classic cars with modern conveniences. While it may not match the fuel efficiency of newer models, its timeless design and dependable mechanics ensure that the Bonneville remains a cherished vehicle for enthusiasts and everyday drivers alike.