Cummins PD7000: Electrical system — shock protection

Affects Cummins PD7000 · — — about 339 vehicles.

The hazard

An undetected high voltage isolation can expose service personnel to high voltage, increasing the risk of injury.

What to do

Cummins will notify owners, and dealers will update the Vehicle Control Unit software or install a different combination of High Voltage Power Distribution Unit hardware, free of charge. Owner letters were mailed October 25, 2021. Owners may contact Cummins customer service at 1-800-286-6467.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational