# Service bulletin PIC6420

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.

- Type: Service bulletin
- NHTSA id: 10184094
- Published by NHTSA: 2020\-12\-14
- Manufacturer's number: PIC6420
- Manufacturer's date: 2020\-11\-05
- NHTSA component: ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM

## NHTSA's summary

This Preliminary information communicates information on coax cable connection concerns that can cause a black screen in reverse.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10184094-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10184094-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, Wiring and fuses

## Vehicles listed

- 2020 to 2021 CADILLAC XT5
- 2020 to 2021 CADILLAC XT6
- 2020 to 2021 GMC ACADIA

## Other bulletins for the same vehicles and component

- [PIT5738](/bulletins/10173729.md), 2020-04-13, Service bulletin: ELECTRICAL SYSTEM:WIRING. This Preliminary information communicates DRL circuit \#309, gray wire at X104 may have a poor connection due to a backed\-out terminal or the wire being pulled too tight.

JSON: [/v1/bulletins/10184094](/v1/bulletins/10184094)

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