Does the 2011 Chevy Impala have a timing belt or chain?

The 2011 Chevrolet Impala makes use of a timing chain, which is pretty great news: These tend not to need to be replaced, sometimes outlasting even the life of the vehicle. However, they can occasionally break, and will run between $40 to $55 for the part to replace. Labor, though, is going to be a couple hundred, and if it fails while driving, You could have some serious damage under the hood. With these timing chain systems, You'll still need to replace the water pump and tensioner at some point, usually around 100,000 miles.