Manufacturer communication — 2006 GMC YUKON DENALI XL

• Applies to 2015 and earlier GM passenger cars and light duty trucks.

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  Models: 2015 and Prior GM Passenger Cars and Light Duty Trucks

• A customer may notice a slight tire shake within the first few miles/kilometers of vehicle operation.

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  under certain circumstances, a customer may notice a slight tire shake within the first few miles/kilometers of vehicle operation.

Possible causes

• When parked overnight or for a period of time the tires may set (flat spot); until they warm up to normal operating temperature a slight shake may be felt, and it should subside quickly.

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  When parked overnight, or for a period of time, the tires may set (flat spot) and require a few miles/kilometers before heating up to their normal operating temperature. Until the tires warm up, a slight tire shake may be felt but should subside quickly.

• Tires may be designed with a nylon overlay configuration to enhance the tire's integrity at high speeds.

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  Tires may be designed with a nylon overlay configuration engineered to enhance the tire's integrity at high speeds.

Steps to confirm (in the document’s order)

• Before measuring tires on tire force variation equipment, the vehicle must be driven a minimum of 24 km (15 mi) to remove any flat spotting.

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  the vehicle MUST be driven a minimum of 24 km (15 mi) to ensure removal of any flat spotting

Caution

• Do not attempt repairs or replace components for this temporary tire flat spotting condition.

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  Important: DEALERS SHOULD REFRAIN FROM ATTEMPTING REPAIRS OR REPLACING COMPONENTS for this temporary tire flat spotting condition.