P0093 GMC Fuel System Large Leak Detected
Possible causes
– Fuel system internal leak
– Fuel supply pump or injector(s)
– Faulty pressure limiter valve
– Faulty fuel pressure sensor
– Fuel supply pump or injector(s)
– Faulty pressure limiter valve
– Faulty fuel pressure sensor
What about the obd code?
Fuel rail pressure lower than expected
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,