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Alero

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Question
Knocking from front right tire after getting a flat and putting a new tire and rim on. 2003 Olds Alero
Hi there. Chances are the noise heard from the right front wheel is the result of the replacement rim and tire. This may not be safe to drive and should be corrected, before continued driving. If the rim is correct...
Question
Heater blows cold when temp gauge is halfway. both heater core hoses are hot.
If both heater hoses are hot then the core is getting hot coolant flowing through it. You should check the temperature blend door actuator behind the glove box on heater case to see if it is operating the temperature blend...
Question
Just had a fuel pump replaced and spark plugs replaced 4 days ago. And now it is not starting again. What could this problem be.
Hi there: There are several things that could be faulty with your Oldsmobile Alero that are causing the non-starting issue. It's possible that other fuel system or ignition system components may also be faulty; including a crankshaft position sensor, mass...
Question
Heater fan work's. After about. A half hour heat gets less. Fan still works. But no heat.
The lack of heat being generated by your system may indicate a faulty heater core. The [heater core]((https://www.yourmechanic.com/services/heater-is-not-working-inspection) is a small radiator like unit that circulates the hot coolant from the engine through the heater core which then uses this...
Question
My car won't start
Check to be sure that there is enough fuel in the tank. If the car is parked on a real steep hill and there was not much fuel in the tank, the fuel pump pick up could be dry. Depending...
Question
Car is struggling to turn over
Hello. Thanks for writing in. To start, lets determine what you mean by "struggling to turn over". Does it sound like the starter is working at its prime, and the problem is with the engine? Or does the starter lag...
Question
Axle won't snap all the way back in after replacing motor
If you are referring to the transmission end of the CV axle shaft, you should orient the snap ring (on the splined shaft) such that the opening of the snap ring is completely downward (toward the floor). If the opening...
Question
noise when car is running, sounds like wu, wu ,wu
Hello. Thanks for writing in. There a few things we need to clarify before we can begin delving into the issue. First, are we referring to you cooling system and engine fan, or the blower motor fan which is used...
Question
coolant leak
On the 3.4L V-6 engine, actually a more common coolant leak is at the intake manifold gasket. The gasket was re-designed, along with a changed repair procedure, to deal with that leak location. Your best bet is to request a...
Question
New battery is being drained
This may be a sign of a weak battery, a failing voltage regulator or failing alternator. As you may know, the alternator is responsible for charging the battery while the engine runs by generating amperage and recharging the battery while...
Question
Trac off light turns on every time I drive
The traction control system monitors the steering stability of the vehicle and engages when loss of traction has been detected. This is done by the use of electronic sensors that communicate with the Power Train Control Module (PCM) regarding steering...
Question
My car battery light,oil light and park light stays on while the car is off
When you turn your key to the on position before starting the car, the car's computer runs through a series of system checks causing many of the lights on the dash to display for seconds before starting the engine. These...
Question
Car won't start
Hello, thank you for writing in. With no response from the fuel system, it is safe to say that there is at least an issue with the level sending system. Considering the fuel level sensor, pump, and filter are all...
Question
I have no reverse but seem to have drive gears it also shakes bad in idle rpms drop below 1k Mark and also at the 2.5k and 3k Mark
Hi There, It sounds like you may have two separate issues relating potentially to a faulty transmission control module and a dirty or faulty idle control valve. A faulty transmission control module may cause a delay in acceleration or erratic...
Question
The heat, ac, and defrost isn't blowing out the vents
Blower speed in your application is controlled by a replaceable resistor block in the blower motor circuit. If various fan speeds have become unusable, and now you are left with nothing, a possibility is all positions in this resistor block...
Question
No start
There are many causes of hard starting but illustrative ones are a faulty engine coolant temperature switch (sensor), EGR system problems, large vacuum leaks, a faulty idle air control valve, worn spark plugs, inadequate fuel delivery or pressure (clogged fuel...
Question
Just took it to the shop and it worked fine, got an oil change , replaced a drive belt, and now car wont start. No lights are on.
Hi there. It's possible that your battery has died, the battery cables are damaged or corroded or the main electrical relay is faulty and needs to be replaced. In order to determine what is causing your Alero to not start...
Question
Wont start unless it sits for a while
Hi There, What you are describing sounds like an ignition coil pack that may be failing. Ignition coils are prone to this type of erratic functioning or heat cycling when they are beginning to fail due to the temperature fluctuations...
Question
Clutch not working after replacing slave cylinder and master cylinder
Hello. We will be happy to help you with your vehicle. It sounds like you have a problem with your throw out bearing. You would likely need to drop the transmission once again and check that the installation of the...
Question
I have a question about my wheels for a 2004 oldsmobile alero. Do the wheel bearing in the back have to be pressed any way before
The wheel bearings on the rear of your car are pre-installed within unitized hub assemblies. The hub assembly is a bolt on assembly and thus there is no need for a press to install the part. To get the unitized...

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