The simple answer is that any open line of credit that you are paying on-time is a good thing for your credit.
Main credit rating considerations
Your payment history influences your credit rating and score the most. A consistent payment will continue to build your credit for the life of the loan.
Conversely, sporadic or late payments can result in a lower rating.
This is why budgeting prior to making a major purchase makes sense in every situation.
One major car loan credit affecting issue to know…
Opening multiple lines of credit, whether cards, cars or houses, or even simply having multiple credit checks performed on your credit history, can impact you.
This means you should be mindful of new credit account, versus old. And, when you do get your new car loan, try to avoid opening new credit accounts within a few months of that new loan.