What causes a U0376 code?

U0376 can be triggered by several issues — see the verified probable causes and step-by-step diagnostics shared by mechanics and owners on OBDIY.

Can I drive with a U0376 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with U0376 active.

Follow the step-by-step diagnostic on this page, then read the verified fixes contributed by other Heavy Truck owners — the answer marked "Verified Cause" worked for the original poster.

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OBD-II

U0376

Software Incompatibility with Compact Disc Player Module

What it means

Software conflict for legacy or external CD changer hardware. Device will not communicate with media hub.

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