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car wont start

  • getting gas

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  • air in line

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ricturbo

Member
Joined
Aug 12, 2013
Messages
181
just put in new engine car will turn over easy then get tight and slower sometimes back fire. fuel psi about 40 may have some air in line im not sure if I put cam sensor in right. Ive never put an engine in a gn before. this is 86 by the way anyone have ideals I put plug wire on they were off old engine maybe in wrong order I used a chart off internet. is 1 cyl on left frt frt put cly 1 on back rh then cly 5 then cly 3 on right side cly 4 on rh then cly 2 then cly 6 is this right and if I have cam senor 180 out do I take out and turn or what
 
ok first the 153 is on the drivers side of engine. and to set the cam sensor get #1 cylinder to compression stroke and put the harmonic balancer on top dead center. mark the harmonic balancer at 25degree mark and rotate the crank until you get the mark at 0 . now the engine is at 25 degrees after tdc. turn the cam sensor until the notch s 180 out from the window.
 
put dot on cam sensor faceing rh fender window faceing lh fender car still doing the same timeing chain came with engine im sure timeing already set mark is on 0 when 1 is up I sprayed gas in intake no change so getting gas im sure Im sure someone had the same problem I sure need some help
 
Turn the cam sensor slightly till it starts.


Posted from the TurboBuick.Com mobile app
 
hey that helped but now it will start and run 1 second have anymore ideal I have intercooler and tube off will that do it
 
You have to have all the intercooler hooked up.

Posted from the TurboBuick.Com mobile app
 
now it is running but about 2000 rpms and the boost gauge and tach gauge don't light up or work have digital dash also I put 2 gal water ran about 1 or 2 minutes and went to take off rad cap water shot out like been ran all day very hot have not installed fan or bleed air out of radiator yet why would it been so hot
 
Massive vacuum leak causing it to idle that high. Incorrect set iac or incorrect set tps. You need to get all the air out of the block start the car without the radiator cap on and slowly add antifreeze

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replaced some leaky line little better but 1900 or so played with tpm made real high forgot about the tcs under throttle body the connector was damaged bad may not have good con would that do it
 
The tps is on the side of the throttle body. It needs to be at .42 volts key on engine off. The iac is under the throttle body. It needs to be hooked up and working. You set the iac by the torx head screw by the throttle cable. You do have a scan master don't you?

Posted from the TurboBuick.Com mobile app
 
Punctuation is your friend. Learn how to set the cam sensor. Then purge the air out of the cooling system and fully assemble the motor and all subassemblies.
 
if cam sensor is not set right that will make it have high rpm ???? I m going to order new throttle control sensor and new connector I turn the torx screw made no change to rpm should it change ?? No I don't have a scan master
 
should rpm go down when I loosen torx screw on throttle body, and if no change does that mean bad iac ???
 
You have to have a working iac. Your is prolly stuck. I highly suggest getting a scanmaster so you can see what is going on before spending anymore money on parts

Posted from the TurboBuick.Com mobile app
 
what all does scan master use for ? 250 bucks ..

TPS and IAC values, both of which will be critical to know as you try to get your project running. It also will show faults and BLM's which will be helpful just after you get it running. Then from there, knock, o2 mV's, coolant and IAT, etc...

There is little point to messing with the car without something to give you real time display of these parameters. They are all involved in the algorithms that the ECM uses to time the injectors, timing, and control the idle. If something is off the car will not run.

If it wasn't already mentioned, you also need to have a known good MAF if you are running a factory-type chip. This is the "first" or heaviest signal in terms of ECM calculations at various running conditions. If it's not right you'll have problems.
 
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