GMC TSB #17315
2017 GMC Sierra
Affected Component: ELECTRICAL SYSTEM
- Summary
- Customer Satisfaction Program-17315. Certain vehicles, equipped with Power Take-off (PTO), may have a condition where the PTO option was not enabled. If the PTO is not enabled, the engine cannot increase its idle speed when engaging a mechanical or hydraulic PTO-driven accessory. Dealers will enable the PTO option, if necessary.