Popular questions

Question
What is causing my front driver side tire to smoke?
It sounds like the left front brake was stuck in the applied position. The constant friction overheated the brake pads and they started smoking. Heating up may have caused the brake fluid temperature to reach it's boiling point. Even though...
Question
Screeching when I start the car cold. But the sound goes away.
When you have a squealing noise on start up, that goes away after a few minutes, is normally a belt issue. This is typically a sign that the belt is slipping enough that it makes the noise until everything gets...
Question
Heater blows hot for 10 minutes, then it blows cold.
Hello, thanks for writing in. This problem could be either an engine thermostat that is not keeping the engine at a constant running temperature (temp gauge steady in the center), or the heater control valve or controls are malfunctioning not...
Question
car turning off while driving but starts right back up
Most commonly when the car stalls while driving, but starts right up after, the cause is an intermittently failing crankshaft position sensor or camshaft position sensor. The first step to diagnosing this problem however, would be to scan the engine...
Question
Car is overheating when I drive but not when I idle. It will overheat then drop back to normal
The heater not working in some cases may be related to the overheating problem you are also having. This may be due to a faulty heater blower motor or potentially a bad heater core. As you may know, the heater...
Question
C121C torque request signal denied and P0334 Cam shaft sensor
The cam sensor code (actually P0344), is known problem, and there is a Technical Service Bulletin (232460) that addresses this fault and repair. Check with your Dodge dealer to understand what the TSB covers or not. The C121C code has...
Question
When its cold my car door won't shut
Hello. From what you describe it would appear that your door latch mechanism may be getting stuck, perhaps due to the cold weather. You may be able to apply some sort of lubricant to the mechanism that may remedy the...
Question
Battery light on, temperature gauge maxed out, A/C system not working correctly
Hi, thanks for writing in. What you are describing happened to me personally a few weeks ago. It sounds like one (or both) of the accessory drive belt(s) that turn your alternator, water pump, and power steering pump is...
Question
Air blows out of oil cap when car running
Hello. From my experience most motors will blow air from the oil filler cap due to the pressure generated in the crankcase from all of the moving components. If the air blowing out seems excessive, smells like fuel, or is...
Question
Car stalls when engine in reverse, drive or turning steering wheel all the way
This may be a sign of a faulty MAP sensor as the vehicle responds adversely to a load put on the motor (i.e. putting it in gear, making turns (which makes use of the power steering pressure switch) turning on...
Question
Car won't start, no power, doesn't even crank engine.
Hello, thank you for writing in. When it comes to the vehicle not starting, and not having electrical power, always start by checking the battery. In your situation you can go remove the battery from the vehicle, and take it...
Question
Car battery is fully charged and the car is receiving no power, it wont start and none of the in or outside lights are working.
Hello there, problems starting are one of the most common issues with your 2000 Pontiac Bonneville. The first place to start when the vehicle will not start properly is to have the battery load tested, this is a test checks...
Question
Can you use a used bcm with out having it reprogrammed
Hi Andrew. Unfortunately, any control module needs to be flashed or reprogrammed to link to the sensors and monitors of an individual vehicle in order for them to work correctly. This needs to be completed by a dealer or some...
Question
The ESC off light came on while I was driving. What does it mean?
Hi there. The electric stability control (ESC) off indicator is located on the instrument panel. This light is illuminated when the ESC has manually been turned off. If the light popped up while driving and the button was not selected,...
Question
Experiencing a knocking noise while I'm decreasing speed on the highway. I have examined the up&lower ball joints, tire rods, axle
Hi there. Check the brake system and see if the caliper or rotor is damaged on the driver side wheel. Since the noise only occurs when decelerating to a stop, then there could be an issue with the brakes. Try...
Question
Car only throws heat out on driver side and cool air on passenger side in summer a/c works very little
Hello, thank you for writing in. The air temperature coming through the vents has more to do with where the air is coming from. If the heater is running it will be passed along the heater core and pushed into...
Question
What do I do if the coolant reservoir is completely empty?
The coolant reservoir on your Accord is connected to the radiator, and allows coolant to flow back and forth between the two as it heats and cools. If the coolant reservoir is completely empty, you can’t just refill it. You...
Question
My coolant fans is not running when ac is turned on.
With A/C systems, it is important to know in what order things turn on and off. From your description, it sounds as though the compressor clutch is only engaging for a short period of time. This is usually due to...
Question
The Wrench Light is on
The Wrench symbol on the dashboard is a maintenance reminder. It will come on for a short time when you are approaching a scheduled maintenance, and it will light up more frequently and for a longer duration as you get...
Question
My radiator hose is soft like I can squeeze it. I was checking for air in the line cause it feels like I got heat until I turn up
A faulty hose can not create this symptom. If a radiator hose can be squeezed, it only means there isn't pressure in the cooling system, but this can indicate a problem. Cooling systems are designed to hold pressure. This raises...
Question
Car turns off. First it would turn off in reverse and when I would stop at a red light or slow down to make a turn.
Hi there. For the reverse stalling condition, check the Idle Air Control Valve and see if its plugged up. If a IAC valve is plugged up, an engine will stall out when going into gear and could cause issues when...
Question
Brief, loud clicking noise from dashboard area when AC is turned on.
The noise you are hearing is one of the HVAC door actuators that control air flow or temperature for the a/c. There are at least 4 of these actuators in your system and one of them is going bad and...
Question
My passenger headlight keeps going out, then tap it and comes back on?
Hello. This sounds like the bulb filament in the glass is intermittently loose or the plug connection to the back of the bulb is loose, corroded, broken, or intermittent. If the bulbs are many years old, they have probably lost...
Question
My car won't start after new alternator, starter, and battery.
Hello, thank you for writing in. With a new starter, battery, and alternator (assuming you have not drained the battery attempting to start it), the starter should attempt to crank over the engine. If the starter does not make any...
Question
I have a scraping noise coming from the back right tire.
If the pads and rotors are in good condition, a couple of other things can be the cause. First thing to check would be the splash shield behind the brake rotor. While not an everyday occurrence, sometimes road debris like...