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1999

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Question
Where is the map sensor on a 1999 cadilliac catera with a 3.0 l engine
Hi There, The MAP (Manifold Absolute Pressure) sensor should be located just in front of the throttle position sensor toward the back of the left side of the engine (assuming you are standing in front of it facing it). If...
Question
Hi Kelly, we have a 1999 bmw 323i and the driver side door won 't open from the outside but opens from the inside. While our 2006
Hi Rachel. Thanks for contacting YourMechanic.com about the door problems that your BMW and Volvo are experiencing. Our process for completing repairs is a bit different than most garages, dealerships or repair centers. Since we are mobile, the first thing...
Question
Yesterday I hit a mailbox and put my car in park.When I went to go start it it doesn't cranknor click tried to jump no luck
Hello there. Sorry to hear about your accident. When situations like this occur, it is common for on board sensors to disable the ignition and fuel system when an impact occurs. This is designed to protect the vehicle occupants in...
Question
99 GMC Sonoma carbeurated or fuel injected
Hi There, The 1999 GMC Sonoma 4.3L V6 motor is a fuel injected motor that came with what is called a Central Sequential Fuel Injection (CSFI) system. In this application, there is one main fuel injector (called a MAXI injector)...
Question
Does a 99 GMC Sonoma have an electric fuel pump or a mechanical
Hello, The 1999 GMC Sonoma should have an electrical fuel pump. You should be able to hear the fuel pump come on when you turn the key to the "on" position during it's priming phase prior to starting the engine....
Question
When I start my car, the fan jumps on very loud for about a minute to a minute and a half. What would be the reason?
There could be an electrical wiring issue with the cooling fan from the cooling fan to the cooling switch / sensor or the thermostat could be sticking on causing the fans to blow harder as the engine may overheat until...
Question
My 99 ford Taurus won't engage when put in drive or revers, neutral works fine and it starts and everything. Whats wrong??
Hi There, You are correct in that a this may be caused by a clogged transmission filter. This may also be caused by a faulty transmission control solenoid. As you know, automatic transmissions use pressurized hydraulic fluid to change gears....
Question
I have a radiator leak under and behind throttle body on my 4.0 ford ranger 99
Hi there. The location of that type of leak is common with a heater core connection. As coolant gets hot after running through the engine block, it is circulated to the heater core, which heats up the coils for your...
Question
Where I could find the clips that hold the back seat cushion down on a 1999 Grand Prix GT?
Hello, thank you for writing in. Start by going to an vehicle upholstery shop to get an idea of what that exact piece is called, and what you can do about obtaining one. There are many types of clips, and...
Question
Leaking head gasket.
Unless water was taken in through the intake system somehow, a leaking head gasket would be the only way water or coolant would spray from inside the combustion chamber. The only thing that should come out from an open spark...
Question
car overheated now want start
Hi there. Yes, unfortunately, white smoke out of the tailpipe along with oil mixed with coolant is typically a sure fire indication of a blown head gasket. With more than 200,000 miles, the cost of repairing this issue is probably...
Question
Acceleration automatically.
Hi there. There is an issue with the engine having a vacuum leak and the may be cruise control is coming on to accelerate the engine. First check for any vacuum leaks on the engine. If the engine is running...
Question
My truck is stalling.
This may be unlikely as the separate circuits are both monitored by the engine control computer and it is not common for the faults to get mixed up. Both a faulty mass air flow sensor and weak fuel pump may...
Question
Lacks power on takeoff 1999 Dodge Ram 1500
Hello - the combination of a lack of power from a standing start, and a poor shifting complaint may indicate your transmission is in "limp mode". This would cause it to take off in 2nd or even 3rd gear -...
Question
The + & - were switched for just a flash when the battery was jumped.
Your owners manual will identify the location of all of the fuse panels on the vehicle. Many vehicles just have two, one under the hood and the other somewhere inside the car whether it is behind the dashboard and sometimes...
Question
car shaking randomly at various times
Hi there. Typically when you don't have a fuel or ignition system component failure, a vacuum leak or loose motor mounts will be the source of this type of vibration. If you're having this vibration all the time, I would...
Question
Car check engine light is off. Car accelerates by itself in drive from 0 to 60 miles an hour. Replaced aci, no codes on computer, 1999 Ford Taurus
Hello - your Taurus has a Recall (#98V204000) against the cruise control, which can cause unintended acceleration. In a related later issue, new Taurus models had problems with twisted accelerator cables - again, from the cruise control, which may have...
Question
Car does not start. Starter was tested. Relays tested. Battery tested. Only thing I could find is no power on thin wire of starter
Hello, thank you for writing in. First we need to discuss starter testing. When you remove the starter and have it tested at your local parts store, they hook the battery up to a voltage supply, and watch the starter...
Question
ccelerator Pedal Position Sensor
Turn on the key without starting the engine. The check engine light should be on, and then go out when the engine is started. This is your bulb check function. The check engine light may be bad, or it might...
Question
I have a 99 Toyota 4-runner 3.4l v6 and have replaced the power steering pump twice in the past 3 days the last one I put on has n
Hello, thank you for writing in. The first thing we need to do is find out why the power steering pump is not working. There are two main functions we need to be concerned with, the electrical input to the...

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