# Service bulletin 08\-08\-45\-004D

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: 10135378
- Published by NHTSA: 2018\-05\-07
- Manufacturer's number: 08\-08\-45\-004D
- Manufacturer's date: 2015\-03\-04
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

This informational bulletin provides information for installing a diode to solenoid/relay to suppress voltage spikes in conjuction with installation of electrical aftermarket accessories\-battery, ignition and ground feeds\-\(do not splice into wiring harness\).

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2015/MC-10135378-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10135378-0001.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2007 to 2014 CADILLAC ESCALADE
- 2007 to 2014 CADILLAC ESCALADE ESV
- 2007 to 2013 CADILLAC ESCALADE EXT
- 2007 to 2013 CHEVROLET AVALANCHE
- 2008 to 2013 CHEVROLET EXPRESS
- 2015 CHEVROLET EXPRESS
- 2007 to 2011 CHEVROLET SILVERADO 1500
- 2007 to 2014 CHEVROLET SILVERADO 2500
- 2013 CHEVROLET SILVERADO 3500
- 2007 to 2014 CHEVROLET SUBURBAN
- 2007 to 2014 CHEVROLET TAHOE
- 2008 to 2015 GMC SAVANA
- 2007 to 2014 GMC SIERRA 2500
- 2007 to 2013 GMC SIERRA DENALI
- 2007 to 2014 GMC YUKON
- 2007 to 2013 GMC YUKON DENALI
- 2007 to 2013 GMC YUKON DENALI XL
- 2007 to 2011 GMC YUKON XL
- 2012 to 2014 GMC YUKON XL

## Recalls for the same vehicles and component

- [2024294](/recalls/tc/2024294.md), 2024-05-24: Electrical
- [2023210](/recalls/tc/2023210.md), 2023-04-06: Electrical
- [23V247000](/recalls/nhtsa/23V247000.md), 2023-04-06: ELECTRICAL SYSTEM:WIRING
- [2019325](/recalls/tc/2019325.md), 2019-06-28: Electrical
- [2018234](/recalls/tc/2018234.md), 2018-05-04: Electrical
- [2016597](/recalls/tc/2016597.md), 2016-11-29: Electrical
- [15V640000](/recalls/nhtsa/15V640000.md), 2015-10-09: ELECTRICAL SYSTEM:IGNITION
- [2015458](/recalls/tc/2015458.md), 2015-10-08: Electrical
- [2015002](/recalls/tc/2015002.md), 2014-12-30: Electrical
- [14V827000](/recalls/nhtsa/14V827000.md), 2014-12-30: ELECTRICAL SYSTEM:IGNITION

## Other bulletins for the same vehicles and component

- [25\-NA\-087](/bulletins/11017595.md), 2025-05-02, Service bulletin: ELECTRICAL SYSTEM. This service bulletin provides information on the proper Reflective High Temperature Heat and/or Insulating Tape to use for certain repairs, such as Wiring Harness Repairs.
- [23\-NA\-001](/bulletins/11017252.md), 2025-04-28, Service bulletin: UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on OnStar Module 2G Sunset Information.
- [13\-08\-116\-001K](/bulletins/11017244.md), 2025-04-25, Service bulletin: ELECTRICAL SYSTEM. The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
- [24\-NA\-098](/bulletins/11017207.md), 2025-04-24, Service bulletin: ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This service bulletin provides information for dealers/technicians on Service Programming System \(SPS\) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
- [15\-06\-03\-001F](/bulletins/11017031.md), 2025-04-15, Service bulletin: ELECTRICAL SYSTEM. This service bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.
- [21\-NA\-043](/bulletins/11014230.md), 2025-02-12, Service bulletin: VISIBILITY/WIPER; SERVICE BRAKES; ENGINE; ELECTRICAL SYSTEM; WHEELS. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold \(prepping\) to the customer.
- [09\-06\-04\-026Z](/bulletins/11013069.md), 2025-01-23, Service bulletin: ENGINE; POWER TRAIN; ELECTRICAL SYSTEM. This bulletin provides information on identifying Non\-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
- [20\-NA\-132](/bulletins/11012929.md), 2025-01-18, Service bulletin: ELECTRICAL SYSTEM. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
- [PIT5386K](/bulletins/11012027.md), 2024-12-20, Service bulletin: ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This Preliminary Information communication provides information to the technician about vehicles that are found to have a back\-up alarm inoperative during the Pre\-Delivery Inspection. On trucks equipped with the Back Up Alarm \(RPO 8S3\), the alarm will be intentionally left disconnected from the assembly plant. Technician will reroute the harness and plug it in.
- [PIT5962B](/bulletins/11011805.md), 2024-12-12, Service bulletin: ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.

JSON: [/v1/bulletins/10135378](/v1/bulletins/10135378)

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