Production has stopped at Vauxhall's Ellesmere Port site this week because of falling sales.
The company say the decision is normal working practice as they react to a decline in demand. They say all staff will still be paid.
The move is in stark contrast to neighbours Jaguar Landrover who have recently stepped up to 24- hour production.
Car makers in the UK saw a spike in manufacturing last month, according to figures released today.
The Society of Motor Manufacturers and Traders say it was the busiest May since 2004.
UK factories, which include Vauxhall's Ellesmere Port plant in Cheshire and Jaguar Land Rover's base in Halewood on Merseyside, made 141,146 cars last month. That was a 42.2% hike, with year-to-date volumes up by 17.3%
It's not just car workers at Vauxhall who've been assured they can pay their bills tonight, there are workers across the North West whose future just got a little brighter. 20 percent of the car components used at Ellesmere Port come from the UK.
The extra investment means more work for companies in the supply chain and, crucially, more jobs. More from our correspondent Matt O'Donoghue.
It's the big car making announcement deal that'll save more than two thousand jobs, and create thousands more. Vauxhall says it'll build a new model Astra at its plant in Ellesmere Port.
It means workers can breath a huge sigh of relief. It also means new job opportunities there and along the supply chain. Our correspondent Ralph Blunsom has more.
700 jobs have been created at the once doomed Vauxhall factory at Ellesmere Port in Cheshire.
Chairman Duncan Aldred, who first worked at the Ellesmere Port factory 20 years ago as a graduate, said it was an "historic day" for Vauxhall. Read the full story here.
This is great news for the Ellesmere Port plant, our employees, the local community, our suppliers, the Vauxhall brand and the UK. We have been able to develop a responsible labour agreement that secures the plant's future. This is assisted by the Government's industrial strategy, increasing its focus on the manufacturing sector and creating ideal ground for companies to build up long-term investments."
After weeks of speculation Vauxhall has confirmed that the new Astra WILL be built at Ellesmere Port in Cheshire. It means seven hundred new jobs and a boost for the local economy . Vauxhall chairman Duncan Aldred and business secretary Vince Cable say its an 'historic day.'
Car manufacturing at Ellesmere Port in Cheshire has been saved after £125m investment and the creation 700 new jobs there.Read the full story ›
Jobs saved at Ellesmere Port with news of a £125 million investment in Vauxhall's car plant, creating thousands of new jobs.
The next generation of its Astra model will be built at the firm's factory in Cheshire.
Around 700 new jobs will be created there.