13 Peterbilt 389 Cruise Switch Wiring
Cruise control is a must-have feature for anyone who spends long hours on the road, and the Peterbilt 389 offers one of the best cruise control systems available. The 389’s Cruise Switch Wiring is an integral part of that system, and understanding it can help you make sure your truck is running at its full potential.The Peterbilt 389… Read More »