One of the sensors is tripping the engine light. Codes need to be retrieved. Problems could be O2 sensor and or Catalytic Converter.
On my engine,the accelerator pump on the Carb is going bad, 350 engine with quadrajet carb
if the engine is backfiring it will damage the maf,.
You will find it on the BACK TOP REAR of the engine and it will have 9 rubber wires going to it.
You can't it is not ajustable. It is computer controlled. Is your check engine light on ? If it is then you need to have the engine scanned with a scanner to see what's going on with it.
If your vehicle has an engine oil cooler ther will be two hydraulic lines going to each side of your radiator. If there are only lines going to one side of your radiator, then it doesn't have an engine oil cooler.
Dude, the engine is smoked. Sorry to have to tell you.
I have a 1999 GMC Suburban with the same problem but it did not show up until I had removed all of the wiring harness from the engine for a cylinder head job. I am going to look at the throttle position sensor and wiring connector tonight.
AnswerTry going to the dealership's service department. Most will have what you need on their computers and can print a copy for you. They did it for me in Houston, for the AC system. You have to ask nicely, as always, there are some people who try to take advantage of the service. This will anger the service guys and then they will not do it for anybody anymore.
The oil pressure sensor, on your 2003 Chevrolet engine, is located on the front of the engine, just above the oil pan. The pressure sensor will have two wires going to it.
It there on the passenger side of the radiator then there TRANSMISSION coolant lines and they hook to the transmission. If there on the other side then there OIL cooler lines for the engine.
Try going to autozone they check the engine light signals for free and have reset mine
check engine light