Technical Service Bulletins (TSBs) are recommended steps and procedures for repairing vehicles. A TSB is issued by an automaker when there is a growing trend with an unanticipated problems.
The Silverado 2500 has been assigned 4536 TSBs, the most of any Chevrolet vehicle.
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Equinox owners, put down those quarts of oil. General Motors' Technical Service Bulletin (TSB 15285C) could be the answer you've been looking for regarding excessive oil consumption.
Chevy and GMC dealers were told in previous technical service bulletins to install updated engine control module calibration and perform an oil consumption test. This time dealers are told to diagnose the problem and replace the pistons.
GM says repairs will be made for free (based on warranty coverage) and that the warranty will be extended to 7.5 years or 120,000 miles, whichever comes first.
The best way to find out what's wrong with a vehicle is from the people who drive them. Not only do owner complaints help us rank vehicles by reliability, but they're often used to spark class-action lawsuits and warranty extensions. Plus, they're a great way to vent.
