P0172 & P0175 - Camaro/Firebird (1996 - 2002) Fuel Pressure Regulator Replacement - 3800

Struggling with check engine light codes P0172 or P0175 on your 1996–2002 (4th generation / F-body) Chevy Camaro or Pontiac Firebird (or other GM vehicle) with the 3.8L 3800 V6 engine? In this detailed DIY guide, we walk through diagnosing and replacing the fuel pressure regulator—a common cause of "System Too Rich" conditions that often trigger these codes along with O2 sensor-related CELs / DTCs. Learn how to identify fuel in the intake manifold, spot a failed regulator, and replace it properly, even in tight engine bay spaces. Whether you're a hands-on gearhead or an automotive content creator, this video offers practical tips and step-by-step instructions to fix P0172, P0175, and restore proper fuel trims. Get your 3800 Series II engine running like new again! 🔧 Watch now and fix your fuel pressure regulator without the frustration! Fuel pressure regulator part number: Amazon - Delphi FP10016 - https://www.autozone.com/fuel-deliver... RockAuto - https://www.rockauto.com/en/catalog/c... This video is for informational and entertainment purposes only. The information provided is intended for general knowledge and should not be considered professional advice. Records Rebuilds, its owners, creators and affiliates do not guarantee any specific outcomes or results from using the information in this video. You are solely responsible for your actions based on the information provided and any resulting damages or injuries. Always consult with qualified professionals for specific advice and prioritize safety when working on vehicles. Records Rebuilds, its owners, creators and affiliates assume no liability for any loss, damage, or injury incurred as a result of using the information in this video. #P0172 #P0175 #CheckEngineLight #GMfuelinjection #CarRepair #MAFcleaning #FuelPressureRegulator #OBD2 #AutomotiveDIY ------Timeline Introduction :(00:00) Symptoms/Diagnosis :(01:07) Fuel Pressure Regulator Location :(02:08) Issue Explained :(02:40) Remove Spark Plug Wires/Coils :(06:16) Disconnect Battery!! :(07:08) Disconnect Fuel Rail :(07:46) Remove Fuel Rail :(08:50) Disconnect Cylinder #2 Fuel Injector :(09:52) Remove MAP Sensor Cradle :(10:50) Replacing Fuel Regulator :(11:30) Reverse Order to Reinstall :(12:21) Steps before Testing/Turning Key :(13:50) Closing Remarks :(14:31)