2011 GMC Yukon Review

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Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF in each shift lever position. • The ignition should turn to LOCK/OFF only when the shift lever is in P (Park). †...

When to Check Lubricant
It is not necessary to regularly check rear axle fluid unless a leak is suspected or an unusual noise is heard. A fluid loss could indicate a problem. Have it inspected and repaired. All axle assembl ...

Guidelines
The RVC system has a guideline overlay that can help the driver align the vehicle when backing into a parking spot. If the vehicle has dual rear wheels, this feature will not be available. To turn t ...