17437: Service Update – Engine Wire Harness Damaged – 2016-2018 Cadillac ATS-V

#17437: Service Update – Engine Wire Harness Damaged – (Dec 5, 2017)

Subject: 17437 — Engine Wire Harness Damaged
Models: 2016–2018 Cadillac ATS-V

Reference Number: N172116640 Release Date: December 2017
Revision: 00
Attention: This service update involves vehicles in dealer inventory only and will expire December 31, 2018.
Make Model Model Year RPO Description
From To
Cadillac ATS-V 2016 2018

This service update should be performed on vehicles in dealer inventory only. Involved vehicles are marked “open” on the Investigate Vehicle History screen in GM Global Warranty Management system. This site should always be checked to confirm vehicle involvement prior to beginning any required inspections and/or repairs.

Condition Certain 2016-2018 model year Cadillac ATS-V vehicles may have a condition where the engine wire harness has hard contact with the generator drive belt pulley. This may cause damage to the engine wire harness.
Correction Dealers are to secure the engine wire harness retaining clip to the ECM bracket.


Parts Information

No parts are required for this repair.


Warranty Information

Labor Operation Description Labor Time Trans. Type Net Item
9103536 Inspect Only – No Further Action Required 0.2 ZFAT N/A
9103537 Engine Wire Harness Repair (includes inspection) 0.3 ZFAT N/A


Service Procedure

  1. Remove the Air Cleaner Outlet Front Duct. Refer to Air Cleaner Outlet Front Duct Replacement LF4 in SI.

Air Cleaner Outlet Front Duct

  1. Use the Charge Air Cooler Coolant Pump (1) as a reference point.

Charge Air Cooler Coolant Pump (1)

  1. Looking past the Charge Air Cooler Coolant Pump (1) towards the generator, inspect the engine wire harness located by the generator. Verify the fastener (2) is installed in the engine control module (ECM) bracket (3).
    • If engine wire harness is secured to bracket, no further action is required. Proceed to step 5.
    • If engine wire harness is NOT secured to bracket, proceed to step 4.
  2. Secure engine wire harness fastener to ECM bracket.
  3. Reinstall the Air Cleaner Outlet Front Duct. Refer to Air Cleaner Outlet Front Duct Replacement LF4 in SI.


Dealer Responsibility

Dealers must take the steps necessary to ensure that the service update correction has been made to all involved vehicles in dealer inventory before selling or dealer-trading the vehicle, but no later than December 31, 2018.

All new, used, GM Certified Used, courtesy transportation vehicles, dealer shuttle vehicles, etc. in dealers’ possession and subject to this bulletin must be held and inspected/repaired per the service procedure of this bulletin before customers take possession of these vehicles. Involved vehicles must be held and not delivered to customers, dealer-traded, released to auction, used for demonstration, or any other purpose.

All GM Certified Used vehicles currently in the dealers’ inventory within the Certified Pre-Owned Inventory System (CPOIS) will be de-certified and must be held and remedied per the service procedure in this bulletin. Upon submitting an accepted/paid warranty transaction in the Global Warranty Management (GWM) system, the vehicle can be re-certified for sale within the CPOIS system, or once again be used in the CTP program.


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