# Service bulletin 18\-NA\-161

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: 10209138
- Published by NHTSA: 2022\-03\-19
- Manufacturer's number: 18\-NA\-161
- Manufacturer's date: 2022\-03\-10
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

This technical bulletin provides a procedure for testing the battery cables for voltage drop, Checking for a bad ground at g218, Inspecting for a short at the starter B\+ to shield and testing for a faulty battery.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10209138-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10209138-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2015 to 2020 CADILLAC ESCALADE
- 2015 to 2016 CADILLAC ESCALADE ESV
- 2017 to 2020 CADILLAC ESCALADE ESV
- 2014 to 2019 CHEVROLET SILVERADO 1500
- 2015 to 2019 CHEVROLET SILVERADO 2500
- 2015 to 2019 CHEVROLET SILVERADO 3500
- 2015 to 2020 CHEVROLET SUBURBAN
- 2015 to 2020 CHEVROLET TAHOE
- 2014 to 2019 GMC SIERRA 1500
- 2015 to 2019 GMC SIERRA 2500
- 2015 to 2019 GMC SIERRA 3500
- 2015 to 2020 GMC YUKON
- 2015 to 2019 GMC YUKON DENALI
- 2015 to 2018 GMC YUKON DENALI XL
- 2015 to 2020 GMC YUKON XL

## Recalls for the same vehicles and component

- [2024294](/recalls/tc/2024294.md), 2024-05-24: Electrical
- [2021407](/recalls/tc/2021407.md), 2021-07-01: Electrical
- [2019631](/recalls/tc/2019631.md), 2019-12-12: Electrical
- [19V888000](/recalls/nhtsa/19V888000.md), 2019-12-12: ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
- [2019325](/recalls/tc/2019325.md), 2019-06-28: Electrical
- [2019204](/recalls/tc/2019204.md), 2019-04-26: Electrical
- [2016068](/recalls/tc/2016068.md), 2016-02-11: Electrical
- [16V084000](/recalls/nhtsa/16V084000.md), 2016-02-11: ELECTRICAL SYSTEM:SOFTWARE
- [15V640000](/recalls/nhtsa/15V640000.md), 2015-10-09: ELECTRICAL SYSTEM:IGNITION
- [2015458](/recalls/tc/2015458.md), 2015-10-08: Electrical

## Other bulletins for the same vehicles and component

- [N252515590](/bulletins/11027795.md), 2026-01-27, Service campaign: ELECTRICAL SYSTEM. Certain vehicles listed above, may have a condition in which the body\-to\-chassis ground strap may be corroded. Dealers will replace the ground strap.
- [23\-NA\-170](/bulletins/11024486.md), 2025-10-25, Service bulletin: ELECTRICAL SYSTEM; ENGINE. This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure.
- [23\-NA\-201](/bulletins/11024378.md), 2025-10-21, Service bulletin: SERVICE BRAKES; ELECTRICAL SYSTEM; STEERING. This service bulletin advises the technician of a possible loose ground that may be causing customer concerns of Loss of Steering Assist and/or Loss of Brake Assist and Malfunction Indicator Lamp \(MIL\) Illuminated.
- [18\-NA\-180](/bulletins/11024324.md), 2025-10-16, Service bulletin: ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. This Warranty Administration service bulletin provides Lithium\-Ion battery Exchange Process and Transaction Submission information.
- [22\-NA\-161](/bulletins/11023368.md), 2025-09-27, Service bulletin: ELECTRICAL SYSTEM; VISIBILITY/WIPER. This informational bulletin provides information for dealers/technicians on power folding mirrors do not fold at the same speed.
- [18\-NA\-180](/bulletins/11023365.md), 2025-09-26, Service bulletin: ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. This Warranty Administration service bulletin provides Lithium\-Ion battery Exchange Process and Transaction Submission information.
- [24\-NA\-229](/bulletins/11019017.md), 2025-06-03, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the load on the system that may be causing a drain.
- [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.
- [21\-NA\-139](/bulletins/11017443.md), 2025-05-01, Service bulletin: ELECTRICAL SYSTEM; ENGINE. This service bulletin provides a repair procedure to correct a customer concern of a Malfunction Indicator Lamp \(MIL\) Illuminated \- DTC P3055 Set.
- [23\-NA\-185](/bulletins/11017255.md), 2025-04-28, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM; STEERING. This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases \- Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, Engagement/Disengagement/Ratcheting Concerns.

JSON: [/v1/bulletins/10209138](/v1/bulletins/10209138)

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