2012 Chevrolet Suburban 1500 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2012 Chevrolet Suburban 1500

The power door lock actuators may become slow to operate or stop working completely and require replacement.

The inside and outside door handles are prone to breaking.

I can't believe that the 07 Suburban oil consumption problem hasn't been mentioned on this site, it is everywhere else. Many 07 Suburbans burn a lot of oil - GM will try to tell you that a quart every 1500 - 2000 is normal - which is just ridiculous. If you burn a quart every 1000 as mine did they will repair it (if you are under 100,000 miles). It's a big repair, major engine rebuild. In mine, there was a lot of valve train damage, so it'...

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The ignition switch actuator can bind causing the ignition switch to stick in the "start" position. If this were to occur the actuator can unexpectedly release, cause the ignition switch to snap back into the "Accessory" position. This would cause the engine to turn off with an associated loss of brake and steering power assist. If these conditions were to lead to a crash the airbags may not deploy as expected. Dealers will inspect and replace the ignition lock housing as necessary to correct this concern.

The steering gear pitman shaft may not have been adequately hardened and could break. If this occurs, a loss of steering ability will result, increasing the risk of a crash. Dealers will inspect the steering gear and replace the steering gear pitman shaft if necessary to correct this concern. The General Motors recall number is 12005.

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I have an LT. The interior is leather. It has run perfectly for nearly 3 years, although I don't put high mileage on it. The only problem I've had is that I replaced the original intake with a cold-air intake and it wasn't mounted tightly enough. Be sure to follow the instructions as to shifting in and out of 4 Wheel Low. It is surprisingly nimble for so vast a vehicle. It is not as power...

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