Vehicle efficiency and safety in extreme temps

Timeline

1. 4 days ago

   [CRIME] 3 sources

   Portugal GNR detains 20-year-old for vehicle theft and document fraud

   Portugal’s GNR arrested a 20‑year‑old suspect in Caldas da Rainha for vehicle thefts and document fraud across Caldas da Rainha, Alcobaça, Montijo and Batalha, recovering stolen cars and fake plates and placing

2. 15 days ago

   [CRIME] 8 sources

   Portugal's GNR cracks down on traffic violations and vehicle fraud

   Portugal's GNR seized a falsified‑plate vehicle in Carregado and, in a nationwide sweep July 17‑23, detained 533 people, seized drugs, weapons and recorded over 7,000 traffic violations.

3. 19 days ago

   [TECHNOLOGY] 3 sources

   Car color influences cabin temperature, study shows

   A study found black cars reach 70 °C surface temperature in 20 min, white 55 °C; cabin temperature differences stay under 5 °C, but interior heat can still pose safety risks.

4. 22 days ago

   [CRIME] 2 sources

   Portugal's GNR reports July traffic detentions and tire safety warnings

   Portugal's GNR detained 37 people and logged 383 traffic violations in July, while reporting over 8,500 tyre infractions and urging summer drivers to check tyres.

5. 25 days ago

   [CRIME] 3 sources

   Portugal GNR detects over 8,500 tyre infractions in 2025 and warns of summer risks

   Portugal's GNR logged over 8,500 tyre infractions in 2025 and warned that defective tyres contributed to hundreds of accidents, urging drivers to check pressure, tread and load before summer travel.

6. 25 days ago

   [TECHNOLOGY] 6 sources

   Car climate control: maintenance guidance and recirculation safety limits

   Vehicle AC needs yearly filter changes, periodic moisture removal, and three‑year service checks; recirculation mode should be limited to 20 minutes to avoid CO₂ buildup and health risks.

7. 27 days ago

   [CRIME] 10 sources

   Portugal's GNR warns drivers to check tires before summer travel

   Portugal's GNR recorded over 8,500 tyre violations in 2025 and urges drivers to inspect pressure, tread depth and condition before summer trips to prevent accidents.

8. about 1 month ago

   [TECHNOLOGY] 2 sources

   Car cabin recirculation button cuts AC load and improves safety in heat

   Activating a car’s interior recirculation button speeds cooling, saves fuel and filters pollutants, but must be turned off to avoid fogging and CO₂ buildup. Heat also makes left‑in items hazardous, causing le ​

9. about 1 month ago

   [TECHNOLOGY] 8 sources

   Electric and hybrid cars lose up to 40% efficiency in extreme cold

   Tests of six EVs and hybrids show cold weather cuts electric car efficiency by 35% and range by 39%, while hybrids lose ~23% in fuel use; hot weather has a smaller impact.

10. about 1 month ago

    [TECHNOLOGY] 3 sources

    Car Air‑Conditioning Increases Fuel Use by Up to 20% – Savings Tips and Sunshade Advice

    Car AC can raise fuel use by 5‑20% (1‑3 L per 300 km); moderate temps, recirculation, maintenance and sunshades cut consumption and keep interiors up to 12 °C cooler.

11. about 1 month ago

    [TECHNOLOGY] 2 sources

    Science‑backed fastest way to cool a parked car

    A study found that repeatedly slamming car doors with a window lowered, achieving the fastest cooling (3.6 °C/min) compared to engine idle or driving with windows open.

12. about 1 month ago

    [TECHNOLOGY] 2 sources

    Car Air Conditioning Problems Prompt Summer Maintenance Tips

    Car A/C failures stem from refrigerant leaks, filter blockages, and compressor faults; summer adds coolant wear and overheating risks, prompting pre‑trip inspections.

13. about 2 months ago

    [TECHNOLOGY] 5 sources

    Car cabin cooling tricks lower interior temperature by up to 10 °C

    Car cabin cooling tests show that door‑flapping, tarp covers and light‑colored paint can cut interior heat by up to 10 °C on hot days.

14. about 2 months ago

    [TECHNOLOGY] 6 sources

    Danish drivers urged to fit summer tires and service air‑conditioning before heat wave

    Danish motorists should switch to summer tyres for better safety and fuel efficiency, and service their air‑conditioning before hot trips to avoid costly repairs.

15. about 2 months ago

    [TECHNOLOGY] 4 sources

    Brazilian drivers urged to extend car life and boost AC cooling with simple maintenance

    Brazilian car owners are advised to perform routine maintenance—oil changes, filter swaps, tire care—and follow AC tips like opening windows, proper recirculation, and filter replacement to extend vehicle life.

16. about 2 months ago

    [HEALTH] 11 sources

    Summer cooling advice: home, car and air‑conditioner tips

    Low‑cost home shading, ventilation and insulation, quiet Dreame AC with self‑clean, proper car‑cabin settings, light‑color car fuel savings, remote “Clean” button for indoor units, and a water‑wet curtain trick

17. about 2 months ago

    [HEALTH] 2 sources

    Drivers advised on safe car air-conditioning use to avoid health risks and fines

    Drivers should ventilate a hot car before using AC, keep interior 5‑7 °C cooler than outside, avoid direct cold airflow, and limit engine idling to prevent fines in some European countries.

18. about 2 months ago

    [HEALTH] 2 sources

    Driver habit causes car AC odor; simple steps prevent mildew

    Moisture in car AC can cause bacteria‑related odors; keep the fan on briefly after shutting off A/C, replace cabin filters, vent hot air, and clean if needed.

19. about 2 months ago

    [TECHNOLOGY] 2 sources

    Croatia offers advice to lower car air‑conditioning fuel use and freezer energy waste

    Croatian experts say car AC can boost fuel use by up to 15 % and advise moderate temperatures and pre‑ventilation, while freezer ice cuts efficiency; sealing food, limiting door openings and regular defrosting

20. 2 months ago

    [TECHNOLOGY] 2 sources

    Car Air‑Conditioning Tips Cut Fuel Use in Summer Driving

    Pre‑cool cars efficiently by ventilating first, using modest AC settings, and keeping filters clean; at low speeds open windows, but at highway speeds AC saves fuel.

21. 2 months ago

    [TECHNOLOGY] 3 sources

    Common mistakes reduce car air‑conditioning efficiency

    Improper car AC use—max cooling right after sun, continuous max power, lack of ventilation, and overdue filter changes—reduces efficiency, raises fuel use and can cause mold.

22. 2 months ago

    [TECHNOLOGY] 2 sources

    Drivers cautioned against turning on car A/C immediately and running on low fuel

    Experts advise waiting 30 seconds before using car A/C, increasing cooling gradually, checking the battery, keeping vents clean, and maintaining at least a quarter tank to prevent compressor and fuel‑pump wear.

23. 3 months ago

    [TECHNOLOGY] 2 sources

    Car cabin cooling tips and AC maintenance risks

    A window‑cycling trick can cut cabin heat 8‑10 °C, while improper AC service risks costly compressor damage.