2006 Buick Lucerne-Runs Hot

This 2006 Buick Lucerne came in with the complaint that the engine would run hot sometimes. The cooling fans had been replaced with used parts and the coolant reservoir had also been replaced. The customer had stated that someone told them that the oxygen sensor could be causing the problem. I told him that I … Continue reading “2006 Buick Lucerne-Runs Hot”

2008 Chevrolet Cobalt-Blower Not Working

This 2008 Chevrolet Cobalt Came in with the complaint that the blower did not work. Customer also stated that they had been smelling something “hot” for a “little while”. Removing the HVAC control panel is fairly easy. Open the glove box and pull the right trim piece off of the dash. You may need something … Continue reading “2008 Chevrolet Cobalt-Blower Not Working”

2011 Chevrolet Impala-Fuel Pump Not Working

This 2011 Chevrolet Impala came in after the fuel pump and fuel pump relay had been replaced and there was still no fuel pressure. I was told by the customer that the computer must be bad and it was brought to me because programming would be needed. Proper testing could have prevented replacing parts that were … Continue reading “2011 Chevrolet Impala-Fuel Pump Not Working”

2007 Chevrolet Monte Carlo SS Emissions 1 Fuse Blows

This 2007 Chevrolet Monte Carlo SS came in with multiple complaints including the Emissions 1 fuse blowing in the underhood fuse box. Also there were several codes being set in the PCM as a result, P0030, P0036, P0053, P0054 and P0443. All can be related back to the blown Emissions 1 fuse. Because the Emissions … Continue reading “2007 Chevrolet Monte Carlo SS Emissions 1 Fuse Blows”

2004 Cadillac CTS Ignition Will Not Turn Off Completely

This 2004 Cadillac CTS came in with the complaint that the ignition switch would not fully turn off. The engine started and ran normally and could be turned off but the key would stop rotating as if the shifter was still in gear. As a result the battery would go dead. First things first if … Continue reading “2004 Cadillac CTS Ignition Will Not Turn Off Completely”

2005 Buick Century, Hard Crank No Run Condition

This 2005 Buick Century came in with the complaint that sometimes the engine would not start and using the turn signals would cause the engine to stall. It belongs to a local used car lot and they did not tell me all of this. Had to figure it out on my own over several days. … Continue reading “2005 Buick Century, Hard Crank No Run Condition”

GM Cars & Trucks 1960’s, 1970’s & 1980’s, Blower Inoperative Erratic

This vehicle came in with the complaint that the blower motor would work sometimes but recently it had gotten to where it did not work at all. I hardly ever see vehicles this old in my shop anymore. This is one problem that I have fixed dozens if not hundreds of times over the years … Continue reading “GM Cars & Trucks 1960’s, 1970’s & 1980’s, Blower Inoperative Erratic”

2011 Cadillac DTS, Battery Goes Dead Overnight

This 2011 Cadillac DTS came in with the complaint that the battery will go dead if the car sits for more than 12 hours. I traced the drain to the Driver’s Door Module fuse (DDM)  in the rear underseat fuse block.  I used an amp meter connected in series between the battery negative terminal and … Continue reading “2011 Cadillac DTS, Battery Goes Dead Overnight”

2008 Chevrolet Cobalt, Blower Inop

This 2008 Chevrolet Cobalt came in with the complaint that the blower motor did not work at all. It had been working intermittently. Looking under the passenger side of the dash behind the glove box  I found the two wire harness connector at the blower motor. The brown wire should have had battery power on … Continue reading “2008 Chevrolet Cobalt, Blower Inop”

2006 Chevrolet Cobalt A/C Not Cold

This 2006 Chevrolet Cobalt came in with the complaint that the a/c would not cool very well. Particularity in city traffic. The compressor comes on sometimes. More so when a cold engine is first cranked. The system seemed to work okay if it was turned on after achieving a speed of 50+ mph. I had … Continue reading “2006 Chevrolet Cobalt A/C Not Cold”