Dealers are to replace the engine camshaft cover as necessary. Customers may not assign and GM does not consent to any assignment of any Customer's right to submit reimbursement claims, or to receive reimbursement, or any other rights granted by this Special Coverage to any third party, including but not limited to service contract providers, and this Special Coverage is not intended to and does not confer any third party beneficiary, subrogation or contribution rights, or any other rights to reimbursement, against GM, whether in law, equity or otherwise, on any third parties. The conditional right to reimbursement is provided by GM solely in the interest of customer satisfaction and is personal to Customers. Vehicle owners or lessees who paid for repairs referenced in this Special Coverage ('Customers') are eligible for reimbursement of their reasonable and customary expenses in accordance with the procedures specified below. Claims with repair orders prior to September 9, 2020, must be submitted to the Service Contract provider. For vehicles covered by Vehicle Service Contracts, all eligible claims with repair orders on or after September 9, 2020, are covered by this special coverage and must be submitted using the labor operation codes provided with this bulletin. This special coverage covers the condition described above for a period of 10 years or 120,000 miles (193,000 km), whichever occurs first, from the date the vehicle was originally placed in service, regardless of ownership.

As a result, the engine may run rough, especially during idle, the Malfunction Indicator Light (Check Engine Light) would illuminate and a diagnostic trouble code for Fuel Trim Lean (P0171) or other airflow related DTC would set. If this were to occur, excess air could be drawn into the engine intake.

This valve is a part of the engine camshaft cover. Buick TSB N192291620 Make: Buick Number: N192291620 Title: Camshaft Cover Replacement Date: Models: 2016 Cascada Summary: Some 2016 model year Buick Cascada vehicles, equipped with a 1.6L engine, may have a condition where cracks can develop in the diaphragm of the Positive Crankcase Ventilation (PCV) pressure regulator valve.

Buick verano special coverage 38170