Gmc acadia cranks but wont start

Things need to be tested before you buy parts you don't need. Check for proper sparkfuel pressure and injector pulse. Do you hear the fuel pump prime the system when you hit the key? Ed answered 7 months ago.

I volunteered to help some folks out that have fallen on hard times. They have a GMC Acadia that would not restart after stopping at the store 2 years ago. They need the vehicle to run so one of the spouses can go back to work. I stopped and bought a battery. When I got to the home I installed the battery and tried to start the vehicle. It is cranking and the scan tool displays about RPM. No hint of starting.

Gmc acadia cranks but wont start

Log in. Sign up. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. Right now it turns over but won't start. I smell gas so I took the coil off one cylinder and plugged in a spare plug to see if it would spark. Grounded the plug out and turned it over and saw no spark. The short version of the engine story goes as follows. Put in a used motor. Used motor developed a knock. Put original motor back in as it had nothing wrong with it but was told different by several mechanics including the dealership it was plugged cats. The dealer ship has so much money of mine already and I have not driven the suv very much. Any ideas as to what I can try besides taking it in would be great.

It could be bad wiring or connector.

We had a Acadia come in with symptoms of timing chains. Customer shut it down one night, and went to start it next morning and it was a no start. Not sure how long it was cranked on. When it got to the shop in was a start stall while popping in through the intake, and at times Crank No Start. I believe O2 sensor for codes. Compared with known good, decided they was good.

Many different issues can cause the problem. We cover all the likely ones in an order that makes sense when diagnosing the issue at home. This article is written with the assumption that you are looking for a way to get your GMC Acadia started now, and is meant to provide you with practical advice to help aid in the diagnosis. First, is your Acadia cranking over at all the engine spins when you turn the key? Or is the starter not engaging you may hear a clicking sound? Start by taking a look at the battery posts. If they are loose or corroded, it acts as a barrier that can keep the starter from getting the voltage it needs to crank the engine.

Gmc acadia cranks but wont start

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Justin Mobile Technician. Good job. The main thing is that you stuck with it and found the problem instead of throwing part after part after part at it. Since the tank is nearly empty, that is a real good possibility. Sort by Oldest first Oldest first Newest first Most reactions. No codes are setting in PCM. CarGurus Experts. Sounds like a fuel supply or quality problem to me. It was my Tech2 as GDS2 isn't supported on this vehicle. If the computer is trying to fire coils then seems to me that timing is good enough for the computer to figure out engine position. Had never heard of that. Dave Mobile Technician.

GMC Acadia is a reliable road companion, but its a machine with hundreds of interconnected parts, and like any other machine it sometimes fail to deliver normal operation. In this article we go through most common causes of Acadia breakdown and how you can fix the problem.

At this point the engine would sometimes stay running longer than before, but pop really bad. In using my labscope, I can then look to see if there are peaks indicating the injectors are firing. Reply Private Reply Share. Cant remember what years, but i know 13MY you need a adapter. Deals Forum. New York. Customer shut it down one night, and went to start it next morning and it was a no start. Since there's a smell raw fuel, can we assume that you hear the fuel pump working when you first turn on the key? Hi Dan, That is good advice. You need to find a common denominator and go from there. Please consider creating a new thread.