Question about 1993 Buick Century

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Engine hi engine diagnose lite on scantool

Engine hi engine diagnose lite on scantool say code 16 buick century 1993
engine 3.3

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Ay chek all the ground wires that go to the ecm
chek alterneter and battery
chek ignation module and the knock sensor
every won was good
than ay change the ecm and the problem is over

Posted on Jul 18, 2009

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Posted on Jan 02, 2017

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2 Answers

'93 buick century battery drain


unhook hot wire to alt at night if batt is up the next morning it is the alt

Jan 03, 2013 | 1993 Buick Century

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My buick century check engine soon light is on...and its orange..car making bumping noise and accelarates slow...to a point where the bumping noise gets louder...any answers?


Get the codes pulled. The check engine soon light means there is a issue that needs to be addressed. Once you have the codes pulled you can use them to diagnose and locate the issue.

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1993 buick century 3.3 transmission modulator help


it is located on the side of the transmission case, it has a vacuum hose going to it, make sure that hose is good and has vacuum from the engine going to the modulator, here is a picture of the modulator so u can ID it.

0258f00.jpg

Jul 21, 2010 | 1993 Buick Century

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Check engine light is on


the car's ecu detected a problem. you need an obd2 scantool or a code reader to extract the code so you know what causes the check engine light. or take it to a shop and have them diagnose the problem. usually its an emission related problem

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Where is the fuel pump relay located on a 1993 buick century


LOOK ON BACK OF ENGINE TOWARD BACK FIREWALL YOU WILL SEE RELAYS.

Feb 15, 2010 | 1993 Buick Century

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I have a 2003 buick century and the service engine soon light came on as i was driving it what could be the problem pryor to that the anti lock light was on ans also the security light


service engine light refers to a computer related problem. you will need to access the computer link,retrieve the code that turned the light on, and follow a flow chart to diagnose

Feb 12, 2010 | 2003 Buick Century

1 Answer

Start and gif code 16 and 42


CODE 16 is DIS DISTRIBUTORLESS IGNITION SYSTEM CIRCUIT. CODE 42 ELECTRONIC SPARK TIMING EST CIRCUIT.

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