new injector
When it gives you trouble otherwise, leave it alone.
When it starts leaking are making noise.
if it is a vortec, there is a fuel line under the upper intake that goes from the manifold to the injector. check it for cracks and leaking or the injector itself. EGR Valve
Replace it.
You'll need to replace the stuck injector.
remove two torx screws that hold down the bracket which hold down the injectors. then you can pry out the injector whit an screwdriver but becareful not to damage the injector or o-rings
No there is not, Probley need to replace ingnition module in the distributor if the injectors are not working.
if it is not making any noise,or leaking from bottom of pump. Releif hole is on bottom of pump,if leaking replace pump.
Oil pump driveshaft (also referred to as distributor) o-ring is bad. Replace, and oil will stop leaking there.
If you have spark on #4 it is probably a faulty fuel injector.
It is inside the upper intake manifold. It is attached to the fuel injector poppets with a bracket. To inspect/replace you must remove the upper intake manifold.
how to remove fuel injector plug in on a 2007 chevy suburban 5.3