Q: Engine flush

You can adjust the cruise control speed while the system is in use. To increase the speed, press the RES/+ button. Pressing this button will increase the speed by 1mph. Pressing and holding the button will increase the speed consistently...

This problem may be from a throttle position sensor's erratic computer input. This can cause hesitation on acceleration or a light tip in lag. Buick has issued a technical bulletin: 05-06-04-058 which calls for the replacement of the throttle position...

Hello. You need to see why the last smog failure was for. If the failure was excessive O2 in the exhaust test, then it could be the muffler. If it is for high HC or CO then it may be...

Hello. If this is occurring right after you get fuel then most of the time it is caused by a vent valve or purge valve that is sticking open. Most of the time it is a purge valve problem. This...

You must of damaged and broke the steering gear on the car. I would suggest you have the car towed. If the steering turns all the way around and around then the air bag clock spring may have also got...

Hi There, It sounds like your car may be low on transmission fluid (https://www.yourmechanic.com/services/transmission-fluid-service). Automatic transmissions use pressurized hydraulic fluid (Transmission fluid) to change gears. Every time a gear change is required, the car's computer activates a transmission solenoid, which...

Generally, the check engine light (https://www.yourmechanic.com/services/check-engine-light-is-on-inspection) comes on when something fairly serious is going on with the vehicle. This can happen for many different reasons such as a faulty mass air flow sensor, a faulty O2 sensor, a bad catalytic...

This is a very common question for many people as the service intervals tend to vary depending on the make of the vehicle, the specific type of service being recommended and the recommended return for service date as indicated by...

The code you are writing in about might be related to the engine misoperation and low fuel economy. Diagnostic Trouble Code P0420 (https://www.yourmechanic.com/article/p0420-obd-ii-trouble-code-catalyst-system-efficiency-below-threshold-bank-1-by-jamahl-walker) has many, many potential causes including a damaged muffler or leaks in the muffler, damaged exhaust manifold...