This 2004 Buick Century came in with the complaint that the battery would go dead overnight. I disconnected the battery negative cable and connected my trusty Fluke multimeter in series between the negative battery post and a good chassis ground. I had already set the meter up to read DC amps. One lead was in … Continue reading “2004 Buick Century, Battery Goes Dead”
This 2002 Buick Century came in with the complaint that the idle speed was higher than it was supposed to be and sometimes it was very high. I looked the car over and saw that a new IAC valve and and new TPS had already been installed on the engine. I did a quick check … Continue reading “2002 Buick Century, Idles High”
This 2002 Buick Century came in with the complaint that all of the power windows do not work. I decided the best place to start was the master power window switch. I used a small screwdriver to depress the locking tab and lifted the front edge of the switch up. I checked for power supply … Continue reading “2002 Buick Century Power Windows Do Not Work”
After repairing a poor connection at the DLC on this 2000 Buick Century, click here to see , I moved on to the bigger problem of no communication with the BCM and no crank condition. I went back to the splice pack under the driver’s side of the dash and located the purple wire, terminal … Continue reading “2000 Buick Century BCM Will Not Communicate”
This 2000 Buick Century was towed in with a no crank, no run condition. The first course of action is to check codes and data. Only one problem the scan tool will not communicate with the PCM or any other module on the car. Well somewhere along the way someone else tried to do some … Continue reading “2000 Buick Century, No Communication With Any Module”
This 2002 Buick Century came in for a left rear power window regulator replacement. The customer was driving along and the window fell down. Pretty much a no brainer, the cable guides, on the power window regulator assembly broke. The first step would be to remove the trim panel that covers the two attaching screws. … Continue reading “2002 Buick Century Left Rear Power Window Regulator Replacement”
This 2002 Buick Century came in with the complaint that the lower blower speeds do not work. This Century has manual air conditioning controls. I have been down this road many times and it is just a faulty blower resistor. I will give actual testing information later, but for now I am just going to … Continue reading “2002 Buick Century No Low Blower Speeds”
This 2001 Buick Century came in with the complaint that the starter would not work or if it did, it would make a scrapping sound. The customer stated that the condition would go away if the hazard lights were switched on. I had a very hard time believing this but I had the customer show … Continue reading “2001 Buick Century, No Crank Condition”
A good customer came in with her 2000 Buick Century and complained that the blower would not turn off even with the key off. The car has manual HVAC so I was already sure that the blower relay that is built into the blower resistor assembly was stuck. No big deal I have changed dozens … Continue reading “2000 Buick Century Blower Will Not Turn Off”
To change the cabin air filter on a 2000 Buick Century or similar vehicle, first with the hood down, turn the ignition on, turn the wipers on, turn the ignition off with the wipers straight up. Lift the hood and go to the passenger side of the car. Remove the retainer next to the passenger … Continue reading “Changing The Cabin Air Filter On A 2000 Buick Century”