Federal financial regulators may be investigating Tesla CEO Elon Musk's tweet about taking the electric-car maker private. Land Rover releases pricing and specs for the Range Rover plug-in hybrid SUV. The EPA rolls out official fuel economy ratings for the Mazda CX-5 diesel. The California Air Resources Board threatens to stray from the EPA if... SEC investigates Musk’s Tesla tweet, Land Rover plug-in pricing, and CX-5 diesel ratings: Today’s Car News
Federal financial regulators may be investigating Tesla CEO Elon Musk's tweet about taking the electric-car maker private. Land Rover releases pricing and specs for the Range Rover plug-in hybrid SUV. The EPA rolls out official fuel economy ratings for the Mazda CX-5 diesel. The California Air Resources Board threatens to stray from the EPA if... 
The Mazda CX-5 diesel took one step closer to production by receiving an EPA rating. Jalopnik made the find and reported the ratings on Wednesday. With front-wheel drive, the CX-5 diesel is rated at 28 mpg city, 31 highway, 29 combined. With all-wheel drive those numbers each drop by 1 mpg for ratings of 27 city, 30 highway, and 28 overall. The... 
![Exhaust emissions from tailpipe [photo: Simone Ramella, 2005, used under Creative Commons 2.0]](https://images.hgmsites.net/tmb/exhaust-emissions-from-tailpipe-photo-simone-ramella-2005-used-under-creative-commons-2-0_100644014_t.gif)
Last week the Trump administration unveiled a broad drawdown of fuel-economy regulations that had been aimed at cutting emissions from passenger vehicles. In the 978-page proposal, administration officials argued those rules implemented by the Obama administration would create lighter, potentially more fuel-efficient vehicles that would be less... 
In response to an EPA proposal to freeze emissions and fuel economy standards, California said it will not honor federal vehicle certifications if the proposal goes through. "The California Air Resources Board (CARB) has proposed amending the California Low-Emission Vehicle III Greenhouse Gas Emission Regulation to ensure that cars and light-duty... 
By 2024, Land Rover will have a whole new lineup of hybrid and electric luxury SUVs. As we learned yesterday, that lineup will include plug-in hybrid and electric versions of its small Evoque crossover SUV. Now the company has released pricing for its largest, most luxurious plug-in hybrid, the Range Rover P400e. Both will join the Range Rover... 
The Wall Street Journal reported Wednesday that federal financial regulators may be investigating a series of tweets sent by Tesla CEO Elon Musk suggesting that the automaker was considering a large-scale stock buyback to take the company private. SEC investigators may be considering a range of violations that include failing to disclose to... 
Six of Tesla's board members issued a statement Wednesday morning confirming that they have been in discussions with CEO Elon Musk about taking the company private. On Tuesday, Musk revealed on Twitter that he was considering privatizing the company after taking it public in 2010. He set a target stock price of $420 a share and said he had... 
Solar cars are like sunny days—always waiting for tomorrow. Now the dawn may be breaking on that tomorrow with the small, crowd-funded Sono Sion solar car in Germany. The company has raised enough online funding to begin testing, according to a Reuters report carried by Autoblog. The car is mainly battery-powered, but the roof, doors, and... 
Dedicated reader John Briggs wrote in to Green Car Reports share his unfortunate experience with the airport police in Boston. We found his story so compelling, instructive—and dare we say entertaining?—that we felt it worthy of sharing. The following are his words, lightly edited for style. Sometimes a seemingly simple plan can fall...