Q: I have a 1965 Thunderbird with a 390 engine. The mechanic is somewhat baffled. The PVC valve and hoses have been replaced. Everyth

Your Altima is equipped with a number of different safety systems and equipment. The seat belts are the most important, but you also have a supplemental restraint system (SRS). There are actually four subsystems that make up the SRS. Driver...

If your vehicle ran out of gas, and after adding gas it still doesn't start, you may have burned out the fuel pump. The fuel pump in most cars is housed in the gas tank. It lives submerged in the...

A leaking sunroof is generally causes by a clogged sunroof drain. Believe it or not, sunroofs are not watertight. They have channels that drain the water that comes in down tubes throughout the car. When these tubes clog up with...

Hello. From what you are explaining it sounds like you either have a failing fuel pump (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-fuel-pump) or a bad catalytic converter (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-catalytic-converter). Both of these issues will cause these symptoms. I usually start by scanning the computer for codes...

Those codes: P0170 (https://www.yourmechanic.com/article/p0170-obd-ii-trouble-code-fuel-trim-malfunction-bank-1-by-andrew-quinn), P0173 (https://www.yourmechanic.com/article/p0173-obd-ii-trouble-code-fuel-trim-malfunction-bank-2-by-blake-griffin), and P0335 (https://www.yourmechanic.com/article/p0335-obd-ii-trouble-code-crankshaft-position-sensor-a-circuit-malfunction-by-spencer-clayton) are indicating that the airflow coming in that is read by the MAF sensor to set up fuel injection timing does not match what the oxygen sensors are reading based on...

The key must pass the vehicles security in order for the vehicle to start. The ignition lock cylinder housing contains the electronic equipment necessary for the vehicle to start. The keys and ignition lock cylinder (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-ignition-lock-cylinder) replacement are a purely...

This may be related to many different possibilities, some of which may be related to a lack of spark and some of which may be related to a fuel delivery problem or a combination of both. For example, if the...

It sounds like you may have a starter solenoid that may be in the beginning stages of failing or potentially a weak battery (https://www.yourmechanic.com/services/battery-replacement). Typically, when a battery is weak you may have some erratic start failures that will usually...

Hi There, It sounds like what you are describing is an intermittent throttle response when pressing the gas pedal. If this is correct, this may be related to the throttle position sensor. The throttle position sensor (https://www.yourmechanic.com/services/throttle-position-sensor-replacement) monitors the throttle...