GMC produces trucks, vans, sedans, SUVs, and military vehicles. Nowadays, many of its parts and vehicles have been built globally. During the development of GMC, many popular parts have been built, such as the fuel pump. It is offered in mechanical and electric ones. The mechanical fuel pump has a lever on the pump that actuates by riding on the eccentric lobe on the camshaft while the electric one is mostly run off an ECU or PCM which helps regulate when the pump shuts off and when it comes on.
GMC provides a large selection of high-performance parts. But after a long time, the worn fuel pump might cause huge problems. It should be replaced every 100,000 miles whether if ran by a mechanical fuel pump or an electric fuel pump. You should remove the electrical connector from the sending unit carefully so you can avoid damaging or breaking any connectors. Get impressive services and upkeep here with performance GMC parts. We have nearly all types of GMC auto parts in our catalog to give you a better vehicle both inside and out.