Upfitter Integration Best Practice Manuals provide engineering recommendations and guidelines to assist the Special Vehicle Manufacturer (SVM) for all areas of the vehicle affected in the conversion process. These guidelines generally reflect industry-recognized processes and procedures that are intended to help the upfitter maintain the safety, reliability, and integrity of the vehicle's original design, as well as comply with any state, federal, or industry requirements.
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In observance of the Martin Luther King (MLK) holiday, General Motors and Upfitter Integration offices will be closed Monday January 16th, 2023. Inquiries/Requests made during this time will be addressed upon our return on Tuesday January 17th, 2023.