GM Certified Service

==Mr. Goodwrench==
===1975-1988===
==Goodwrench==
===1988–2007===
===2007–2011===
==GM Certified Service==
===2011–present===
In 2011, Goodwrench, used by GM dealers to advertise maintenance and repairs for more than 30 years, was replaced with brand-specific labels such as Chevrolet Certified Service and Buick Certified Service.
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Category:1977
Category:General Motors
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