P0087 GMC Fuel Rail System Pressure Too Low
Possible causes
– Faulty fuel pump
– Blocked fuel filter
– Faulty fuel pressure sensor
– Fuel pressure sensor harness is open or shorted
– Fuel pressure sensor electrical circuit poor connection
– Faulty Fuel injector
– Blocked fuel filter
– Faulty fuel pressure sensor
– Fuel pressure sensor harness is open or shorted
– Fuel pressure sensor electrical circuit poor connection
– Faulty Fuel injector
What about the obd code?
The Engine Control Module (ECM) has determined that the fuel rail pressure is too low for a specific engine RPM
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
GMC Vehicle:GMC Acadia,GMC Canyon,GMC Envoy,GMC Savana 1500,GMC Savana 2500,GMC Savana 3500,GMC Sierra 1500,GMC Sierra 2500 HD,GMC Sierra 3500 HD,GMC Terrain,GMC Yukon,GMC Yukon XL 1500,GMC Yukon XL 2500,