Category Archives: Peterbilt Truck Repair

What Causes Kingpin Failure

What Causes Kingpin Failure

The kingpin is a crucial component in steering systems, as it’s a pivot point connecting the axle to the steering knuckle or spindle, which lets the wheels move when you turn the steering wheel. Apart from that, the kingpin also supports the vehicle's structure and keeps the front suspension stable. Keeping the kingpin properly aligned is essential for safe and smooth handling on the road, because the structural support and stability helps distribute the weight of the vehicle and handles the forces and vibrations while driving.     Kingpin failure typically occurs from wear and tear over time. Inadequate lubrication, corrosion and rust, and improper alignment can also weaken the kingpin and its associated parts, especially in regions with harsh weather conditions or exposure to road salt. This can place undue strain on the kingpin, leading to premature failure. Regular maintenance, lubrication, and proper alignment are essential for preventing kingpin failure and ... read more

Why Is My Peterbilt Losing Power

Why Is My Peterbilt Losing Power

Why Is My Peterbilt Losing Power? This is a great question many things come into play of Why Is My Peterbilt Losing Power. Two simple reasons could be plugged Fuel Filter or a plugged Air Filter. If you have restriction gauges installed in your Peterbilt or Kenworth that is simple enough to see if they are restricted. Another Possibility on later model Peterbilt or Kenworth Trucks is that a sensor may be reading wrong, and it is in a Derate Mode where it’s cutting the power to the engine by 25% or more. This can be a little trickier to fix. If the CHECK ENGINE LIGHT IS ON, it will have a code set that will guide the technician in the general direction. This can take specialized software such as CUMMINS INSITE or DAVIE IV depending on whether you have a Cummins engine or Paccar engine in your Peterbilt or Kenworth. We have both CUMMINS INSITE and DAVIE IV software to use to find out Why Is My Peterbilt Losing Power. If it ends up needing a new Calibration File to fix your engine ... read more