# Service bulletin PIC5321A

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: 10112647
- Published by NHTSA: 2017\-08\-15
- Manufacturer's number: PIC5321A
- Manufacturer's date: 2012\-12\-12
- NHTSA component: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:WIRING

## NHTSA's summary

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, "Service Brake System", "Service Power Steering" message on the Driver Information Center, and or power door locks cycling. Technician may find Diagnostic Trouble Code C0450. Technician should inspect for the engine harness rubbing through on the lower front part of the transmission. Technician should reroute the harness and repair any damaged wires.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2012/MC-10112647-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2012/MC-10112647-0001.pdf)

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

## Components

Electrical system, Engine, Wiring and fuses

## Trouble codes named

C0450

## Vehicles listed

- 2010 to 2011 CADILLAC DTS

## Other bulletins for the same vehicles and component

- [130089008](/bulletins/10246630.md), 2023-12-11, Service bulletin: ELECTRICAL SYSTEM:WIRING. GM Wiring Repair Strategy Information
- [100089005G](/bulletins/10159575.md), 2019-05-13, Service bulletin: ELECTRICAL SYSTEM:WIRING. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.
- [100089005H](/bulletins/10154629.md), 2019-03-18, Service bulletin: ELECTRICAL SYSTEM:WIRING. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.
- [10\-00\-89\-005C](/bulletins/10139026.md), 2018-06-04, Service bulletin: ELECTRICAL SYSTEM:WIRING; EQUIPMENT. This informational bulletin is a revision for 10\-00\-89\-005B to add the 2014 model year and labor codes.
- [10\-00\-89\-005E](/bulletins/10137237.md), 2018-05-21, Service bulletin: ELECTRICAL SYSTEM:WIRING. This warranty administration bulletin adds the 2016 model year to a communication which provides dealership personnel revised wiring repair labor operations and required additional information.
- [13\-00\-89\-008A](/bulletins/10135394.md), 2018-05-07, Service bulletin: ELECTRICAL SYSTEM:WIRING. This informational bulletin communicates GM wiring repair strategy information.
- [13\-08\-116\-001](/bulletins/10133149.md), 2018-04-16, Service bulletin: ELECTRICAL SYSTEM:WIRING. This technical bulletin provides a procedure on suspected tampering due to aftermarket ALDL or DLC interface devices causing multiple issues.
- [13\-00\-89\-008](/bulletins/10130565.md), 2018-04-02, Service bulletin: ELECTRICAL SYSTEM:WIRING. This informational bulletin provides information for GM wiring repair.
- [100089005D](/bulletins/10126221.md), 2017-12-22, Service bulletin: ELECTRICAL SYSTEM:WIRING. This warranty informational bulletin advised the technician that when performing a wiring repair, more information is required.
- [13\-00\-89\-008A](/bulletins/10113752.md), 2017-08-15, Service bulletin: ELECTRICAL SYSTEM:WIRING. This informational bulletin communicates GM wiring repair strategy information.

JSON: [/v1/bulletins/10112647](/v1/bulletins/10112647)

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