General Motors has issued a new service update targeting a potential fault with the fuel pump power control module in certain 2025-2026 model year vehicles, including the GMC Sierra and GMC Savana.

GM is recalling a long list of models for an issue with the fuel pump power control module that can interrupt the flow of fuel to the engine. Many GM models are affected, but the only Buick model on ...

At first glance, the Aeromotive Fuel Pump Speed Controller (FPSC) looks like a simple black box filled with LEDs, screws, and resistors, but you'll be surprised to know that it's so much more. This ...