What Happened?

Jamie Dimon, the boss of JPMorgan Chase (America's biggest bank), said on Tuesday that recent car company bankruptcies are a warning sign. Banks have been lending money too easily for over a decade.

What Sparked This?

Two car-related companies just went bankrupt - First Brands (makes auto parts) and Tricolor Holdings (lends money to people with bad credit to buy cars). JPMorgan lost $170 million on loans to Tricolor that will never get paid back.

Dimon's Warning

"We've had a credit bull market now for the better part of what, since 2010 or 2012?" Dimon said. That's 14 years of banks lending money easily without many problems.

"These are early signs there might be some excess out there," he added. Translation: Banks got sloppy and lent to companies that couldn't pay them back.

If the economy gets worse, Dimon says we'll see "quite a bit more credit issues." In other words, more companies will fail and banks will lose more money.

Why This Matters

When banks lend money to risky companies, those problems can stay hidden for years - until something breaks. These car company failures might be the first cracks showing in the system.

JPMorgan just reported great earnings from its trading business. But analysts kept asking about loan losses, suggesting they're worried too.

What Dimon Says Now

"It is not our finest moment," Dimon admitted about losing $170 million on Tricolor. He says the bank is now reviewing every loan carefully to find other problems before they blow up.

The Bottom Line

After 14 years of easy money, cracks are starting to show. The head of America's biggest bank is warning that if the economy slows down, more companies will fail and banks will take bigger losses.