This 1997 Suzuki Sidekick came in with the complaint that the a/c would come on and blow cool for a minute or two and then the air would turn warm. The customer had taken the vehicle to several shops before arriving at mine. It only took a minute or two to see the pressures climb … Continue reading “1997 Suzuki Sidekick, A/C Is Cool But Not Cold”
This 2003 Nissan Maxima came in with the complaint that only the highest blower speed was working. The air would not blow at all, on the lower speeds. Suspecting a faulty blower resistor, I went to the passenger side of the dash. The blower resistor is located near the firewall under the passenger side of … Continue reading “2003 Nissan Maxima, No Low Blower Speeds”
This 2000 Ford F350 with the 7.3 liter diesel engine came in with the complaint that the a/c works sometimes. It seemed to work okay when a cold engine was started but as the engine warmed up the a/c would stop cooling. This one was easy enough to diagnose just by looking at the air … Continue reading “2000 Ford F350, A/C Not Cold Sometimes”
This 2003 Chevrolet Silverado came in with the complaint that the blower did not work on any speed. The ABS and Brake lights were on as well. Testing begins at the HVAC fuses in the driver’s side fuse box that is located behind the dash end cap. The fuses need to be checked with the … Continue reading “2003 Chevrolet Silverado, Blower Does Not Work On Any Speed”
This 2009 Mercury Grand Marquis came in with the complaint the air conditioner would only blow air through the defroster vents. Rarely would air come out of the face vents. This is a common problem and can be expensive to repair. A work around, of sorts, is to manually drop the blower speed to the … Continue reading “2009 Mercury Grand Maquis, Air Will Not Blow Out Of Face Vents”
This 2008 Chevrolet Impala came in with the complaint that there was a loud ticking sound coming from under the passenger side of the dash, with the a/c on. Well on that side of the car there are two actuators and to get to either one of them the glove box needs to be removed. … Continue reading “2008 Chevrolet Impala, Ticking Sound Under Passenger Side Of Dash”
This 1995 GMC C1500 came in with the complaint that the air would blow from everywhere except the front vents. In using the controls, the air flow would adjust from the defrost to the floor. All other functions were okay as well. The mode actuator is located under the driver’s side of the dash, above … Continue reading “1995 GMC C1500, Air Will Not Blow Out The Vents”
This 1998 Honda Civic came in with the complaint that the a/c was cool but not cold. The owner had already repaired a couple of minor leaks and charged the system. Both he and I we unsure if the correct amount of refrigerant had been installed. For good measure I recovered, measured and recharged the … Continue reading “1998 Honda Civic, A/C Cool But Not Cold”
This 2003 Chevrolet Trailblazer had a loud ticking noise coming from the rear of the vehicle on the passenger side. In the last post I showed how to remove the trim panels and locate the faulty actuator assembly. Please click here to see that part of this repair. Once the trim panels were removed it … Continue reading “2003 Chevrolet Trailblazer, Changing the Rear Mode Actuator”
This 2003 Chevrolet Trailblazer came in with the complaint that there was a loud ticking sound coming from the rear of the vehicle. From experience I knew that one of the rear actuators was making the clicking or ticking sound. I checked the rear controls and found that adjusting the mode position would make the … Continue reading “2003 Chevrolet Trailblazer, Clicking Sound From Rear HVAC Unit”