BMW 3 Series 2001–2006 car dimensions: 4478 mm long, 1739 mm wide and 1409 mm high. Unladen weight is 1,465 kg. Braked towing is 1,600 kg.
Cabin is driver-focused with clear instruments and solid build. Manual or automatic climate control is available, becoming standard on higher models like the 325i from mid-2001. Cruise control is also standard on those trims. Rear parking sensors (PDC) are optional across the range. A wider colour screen appears with optional navigation, but no touchscreen interface. No advanced driver aids like emergency braking or cameras are listed.
Boot holds 435 litres with seats up and opens to 1345 litres when the rear bench folds flat. The tailgate includes a separate opening rear window for easy access to smaller loads.
Braked towing capacity reaches up to 1600-1800 kg depending on engine and transmission, with unbraked around 670-750 kg. Payload sits between 400 and 500 kg across variants. Sport suspension is available in packages for firmer load handling, making the estate practical for light towing and everyday hauling without special heavy-duty options noted.
The cabin offers supportive front seats with mild bolsters as standard and thicker ones on sports seats. Power multi-way adjustment with memory is available on higher grades. An electric glass sliding roof opens for air and light. Climate control keeps temperatures steady, with heated front seats optional for colder days. Split-folding rear seats create a flat load floor for the estate body.
Petrol engines return combined figures around 7-10 l/100 km depending on model. diesels lower at 6-8 l/100 km.
Service intervals are condition-based via onboard display, typically 15 000-30 000 km or 12-24 months.
Euro NCAP rated the 2001 model four stars for adult occupant protection.
Standard safety includes ABS with CBC, ASC+T traction control, dual front airbags, front side and head airbags. DSC became standard later.
Fuel use varies by engine. Four-cylinder petrols sit near 7-8 l/100 km combined while six-cylinders climb toward 9-10. Diesels such as the 320d and 330d stay closer to 6-8 l/100 km in mixed driving.
Servicing follows the onboard computer. Oil changes fall due between 15 000 and 30 000 km or yearly to two-yearly depending on use. Air filters, plugs and brake fluid follow fixed schedules of around 60 000 km or two years.
Crash protection earned four Euro NCAP stars in 2001 testing. The structure held well in frontal and side impacts. Standard kit covers ABS, cornering brake control, traction control, dual front airbags plus thorax and ITS head airbags. DSC stability control was optional early then standard after the facelift.
Keeping the car means watching cooling system parts, VANOS units and rear subframe mounts as mileage rises. Parts remain widely available and the estate layout stays practical with 435-460 litres rising past 1 300 when seats fold.
Length 4478 mm, Width 1739 mm, Height 1409 mm, Wheelbase 2725 mm (3 Series 2001–2006)
Sources: manufacturer data, BMW official technical data sheet, autoevolution.com and auto-forever.com.