Customer dropped off their 1972 Chevelle stating it had drivability issues. We found several problems including no functioning O2 sensors, fuel pressure, and wiring issues. Our team was able to take the factory truck fuseblock and create a stand-alone harness which offers easier diagnostics and better functionality in this classic ride. This customer incorporated a 2015 Camaro complete interior for upgraded comfort. This issue we found here was the Gen 3 truck engine used serial data for gauges