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”

2009 Chevrolet Colorado-Blower Inoperative-Ground Missing at Blower

John M: I have a problem with the blower motor in my 2009 Colorado. Similar to what you show for a 2008, but need more info. I have power all the way in the brown wire to the motor and it didn’t work. I removed the motor and bench tested with jumpers to a battery and motor … Continue reading “2009 Chevrolet Colorado-Blower Inoperative-Ground Missing at Blower”

2000 Nissan Maxima – Dash Lights Do Not Work

Adam B: I just installed a radio in my Maxima and now I do not have any lights in the instruments cluster or any other controls. What could be the problem? Sparky: Are your tail and park lights working? Adam B: Yes. They all work just the lights in the dash don’t. Sparky: Remove the panel dimming … Continue reading “2000 Nissan Maxima – Dash Lights Do Not Work”

2005 GMC Yukon-Blower Speeds 4 & 5 Do Not Work

Jed J: I have a 2005 Yukon XL. The Heater and AC don’t not work on settings 4 and 5. I was going to replace the Blower Motor Resistor. I have looked at the connector and Terminal “G” Red and Terminal “C” Purple are burnt. I was going to do what you did in your video … Continue reading “2005 GMC Yukon-Blower Speeds 4 & 5 Do Not Work”