I was pulling a car today and tried to switch it to 4low. There was nothing. No lights or anything saying it engaged . It went in and out of 4high just fine. Wondering where or what I should start looking at. It's a 2003 with the 5.4
Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. If you click them and make a purchase, we may earn a small commission.