2005 Ford Escape-Reduced Air Flow From A/C Vents

This 2005 Ford Escape came in with the complaint that the air flow stopped coming out the vents sometimes. The owner said he did not feel it coming out anywhere else either but he also had not checked real well either. I inspected the vacuum hoses, check valve and reservoir under the hood and found … Continue reading “2005 Ford Escape-Reduced Air Flow From A/C Vents”

2009 Chevrolet Silverado – Poor Heat If Temperature Set Below 90°F

This 2009 Chevrolet Silverado came in with the complaint that the heater was only mildly hot unless the temperature was set to 90°F. When set to 90° the heat worked very well. I should point out that this truck has automatic HVAC controls as evidenced by the word “Auto” on the control head assembly. I … Continue reading “2009 Chevrolet Silverado – Poor Heat If Temperature Set Below 90°F”

1996 Ford F150 – High Idle in Park & Neutral

Will G: I have a 96 Ford  F150 with a 5.0 liter engine and in park or neutral the idle wants to climb to almost 2000 rpm. I took a look at the throttle plates and they are nasty/heavy carbon looking. When in Drive/Reverse idle is around 700 rpm or so. I’m guessing dirty throttle body and/or … Continue reading “1996 Ford F150 – High Idle in Park & Neutral”

2003 Chevrolet Impala-Ignition Switch Replaced-Need Help

ADylan: 2003 Chevy Impala, no crank, no start after replacing the key cylinder, it was starting fine until the key cylinder went bad. Sparky: The lock cylinder assembly has an anti theft sensor built into it and now that you have replaced the lock cylinder assembly it needs to relearn the new sensor value. In most … Continue reading “2003 Chevrolet Impala-Ignition Switch Replaced-Need Help”

2006 Chevrolet Equinox-Lighting Problems

CWood: When the DRL are on (daytime with switch in AUTO position) and the brake pedal is pressed, dash lights dim and front marker lights(above the headlights) come on. When the switch is in any other position, or when full lighting(night time with switch in AUTO) is active, pressing the brake pedal turns all rear lights … Continue reading “2006 Chevrolet Equinox-Lighting Problems”

2006 Chevrolet Equinox-Blend Door Broken

CWood: The heat blend door actuator is traveling too far and broke the spline end off the door. I have replaced the door and the actuator, but the new actuator travels the same distance. Would this be a problem with the position control potentiometer itself, or something else? Sparky: I would start with recalibrating the new actuator. … Continue reading “2006 Chevrolet Equinox-Blend Door Broken”

2002 Chevrolet Suburban-Mode Actuator Cycles Between Vent & Defrost

SDixon: I had an issue with my vehicle back in August. I replaced the battery, upon new battery being installed the delivery mode actuator would cycle between defrost and vent every few seconds. I was going on vacation so had a local mechanic look at it. He informed me that the actuator was bad. I had … Continue reading “2002 Chevrolet Suburban-Mode Actuator Cycles Between Vent & Defrost”

2004 GMC Yukon – No Heat

DDaley: I have a 2004 GMC Yukon SLT with 5.3L V8. I’m having an HVAC problem. The vehicle has dual climate controls. When in AC mode occasionally it will start blasting out hot air and the only way to fix is to shut off engine for a little while and it resolves. Ok, so now that … Continue reading “2004 GMC Yukon – No Heat”

2005 Chevrolet Tahoe – Front & Rear Heat & Air Not Working Correctly

RFulton: Need help with front and rear air for my 2005 Tahoe with dual zone automatic HVAC because it was blowing cold on driver side when temp was turned up all the way. After trying to recalibrate it finally worked, however when you change anything on diver side it gets cooler then heats back up, … Continue reading “2005 Chevrolet Tahoe – Front & Rear Heat & Air Not Working Correctly”

2005 Subaru Outback-Headlight Erratic-Inoperative

This 2005 Subaru Outback came in with the complaint that the passenger side low beam headlight worked sometimes and sometimes not. The customer stated that the bulb and harness had both been replaced a year or so ago. Accessing the bulb requires removing the air intake duct work. It is held in place by a … Continue reading “2005 Subaru Outback-Headlight Erratic-Inoperative”