GM Repair Manassas VA

GM Repair and Scheduled Maintenance

Staying on top of your vehicle’s scheduled maintenance is a great way to help protect the value of your investment. And when it comes to service, Coho has everything for your GM truck, SUV or van, including expert knowledge about your vehicle needs throughout its lifetime. We have the proper tools and equipment, a staff of trained specialists, and access to an extensive range of parts required to provide GM repair, inspection and service. Maintain your vehicle’s safety, reliability, and value for years to come – while saving hundreds of dollars compared to a dealer.


Proper maintenance not only helps keep your vehicle in good working condition, but also improves fuel economy and reduces vehicle emissions. Because of the sophisticated computer systems in late model GM vehicles, keeping up on maintenance has never been easier. Built-in technologies, including your engine’s Oil Life System (OLS), Tire Pressure Monitoring System, and the available monthly OnStar Vehicle Diagnostics e-mails, can help you stay informed.


GM recommends that its vehicles be serviced every 7,500-miles. If you have a late model SUV, truck or van and follow the factory’s maintenance schedule, here are the recommended inspections required for late model GM vehicles:

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