Mci J4500, D45 CRT LE +4 more: Electrical system — alternator/generator/regulator

Affects Mci J4500, D45 CRT LE, D4005, D4500, D4505, D4000 · 2018–2020 — about 1K vehicles.

The hazard

If the engine shuts down or loses power while the vehicle is in motion, this may increase the risk of a crash.

What to do

MCI will notify the affected owners, and dealers will install a new application code in the Parker VMM multiplex modules increasing the overvoltage threshold limit, free of charge. The recall began July 23, 2020. Owners may contact MCI customer service at 1-800-241-2947. MCI's number for this recall is SB 479.

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