2011 GMC Yukon Denali Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2011 GMC Yukon Denali

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2011 GMC Yukon Denali Problems

Overheating and/or Coolant Loss Due to Leaking Quick-Connect Fitting

The quick-connect fittings for the heater hoses tend to leak engine coolant. This problem commonly occurs because the metal housing has become brittle, which can break and cause leaks.

The Upper Dash May Crack

The upper dash may crack, most commonly on vehicles in warm climates and exposed to a lot of sunlight. The common repair is to replace the upper instrument trim panel. Information on a technical service bulletin or extended warranty is not available at this time.

Reduced Power and Check Engine Light

The GMC Yukon Denali uses a throttle position sensor (TPS) which commonly fails and causes:

This issue is related to the throttle position sensor, and can be caused by faulty wiring to the TPS, bad connection at the TPS, or a failed TPS.

To correct this issue, the wiring harness, connector, and throttle position sensor must be inspected, tested, and/or replaced. The most common cause is a faulty TPS.

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2011 GMC Yukon Denali Questions

Passenger side power retractable mirror (1 answer)

When the vehicle is unlocked, the mirror continually folds out instead of tilting to the proper position. In reverse, the mirror assembly constantly, repetitively, and slowly "clicks" to the curb side view. The same will occur when the vehicle is placed in drive and when the mirror at...

Engine won't turn over sounds like there is plenty of power (1 answer)

wait till the "pig tail" light goes out and try to start and it won't start

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2011 GMC Yukon Denali Recalls

The Rear Axle May Fail (Recall Expanded)

The rear axle cross pin may break. The cross pin is an internal component of the rear differential, which is housed in the rear axle assembly. If the cross pin breaks, the rear axle may lock, which could result in loss of control and a crash. Dealers will install a new rear axle cross pin to correct this concern. This recall should begin no later than January 25, 2011. The General Motors number for this recall is 10426A.

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2011 GMC Yukon Denali Reviews

Rated
based on 1 customer reviews
Bought this vehicle used and love it. A smooth, luxurious ride. Our favorite things: Sturdy suspension, all-wheel drive has ruined us for ever having a vehicle with front-wheel, and the rubber mats are a quick clean-up fix. Only thing that has been a small let down- the dashboard cracked at 64,000 miles. I believe the weight of the speaker in the dashboard was just too much. If the dash were...

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