What is P0674 mean?
Cylinder 4 Glow Plug Circuit
What is glow plug circuit open?
OBD-II Code P0673 is defined as a Cylinder 3 Glow Plug Circuit/Open. The Glow Plug is used on diesel engines to preheat the cylinder before the engine is started. If the engine control module (PCM) detects the glow plug for cylinder three is not operating properly, the PCM will set code P0673.
Where is number 2 glow plug on Duramax?
#2 GP is the one close to the power steering pump– Probably have to remove the inner fender skirt to see it.
How do I remove a lly injector?
They are pretty easy and straightforward to remove. Get everything out of the way, disconnect electrical connection, remove wire clip holding return line, pull return line straight out the top of injector, remove fuel line, remove retainer bolt and turn back and forth to wiggle it loose.
How much does it cost to replace injectors on a 2003 Duramax?
How much does it cost to replace injectors on LB7? The total cost to have a mechanic replace 8 injectors on an LB7 Duramax can range from $4000 – $5000 CAD, depending on what other work is performed at the same time.
How much does it cost to put injectors in a Duramax?
The total cost to have a mechanic replace 8 injectors on an LLY Duramax can range from $3500 – $4500 CAD, depending on what other work is performed at the same time. The good news is LLY injectors are located outside the valve covers so the task is considerably easier and cheaper than on prior LB7 models.
How long does it take to replace injectors on a Duramax?
12 hours is about average book time for all 8.
How much does it cost to replace a head gasket on a Duramax?
The average cost for a GMC Sierra 2500 HD head gasket replacement is between $2,615 and $3,209. Labor costs are estimated between $2,274 and $2,868 while parts are priced at $341.
How do I know if my injectors are bad on my Duramax?
There is a multitude of symptoms your truck will experience if the injectors are going bad. One of the first signs we see are excessive smoke/haze. You will notice your truck billowing out a little more smoke than usual or hazing at idle. Another issue you may notice is high EGTs.