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Service bulletin 08-031-20

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10175129
Published by NHTSA2020-05-18
Manufacturer's number08-031-20
Manufacturer's date2020-03-06
NHTSA componentELECTRICAL SYSTEM:WIRING

NHTSA's summary

Missing Upfitter Auxiliary Wiring This bulletin involves adding a jumper wire harness to the rear auxiliary wiring harness. The customer or upfitter may describe the following:The upfitter auxiliary fused wires are not populated on the rear of the chassis wiring harness equipped with Instrument Panel (IP) auxiliary switches. The wires are located on the right side of the rear chassis cross beam, above the fifth wheel.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Wiring and fuses

Vehicles listed
RAM 25002019
RAM 35002019

Listing a model year does not mean every vehicle of it is concerned: the document says which.

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