Does GM Offer Help With Troubleshooting an Automatic Transmission?


Quick Answer

General Motors warranties the automatic transmission and powertrain components of most of its vehicles for five years or 60,000 miles and provides assistance with troubleshooting issues through its network of dealers and authorized service providers. Some fleet vehicles and trucks may have additional coverage beyond the basic powertrain warranty.

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Full Answer

Some fleet vehicles and trucks equipped with Duramax diesel engines have longer five-year or 100,000-mile warranty periods for powertrain components, including for automatic transmissions. Individual GM dealers may also help customers troubleshoot problems with automatic transmissions, but these dealers sometimes charge for this service if the vehicle is out of warranty.

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