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Grand Am

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Question
Car wouldn't go over 50 mph I went over and next thing you know I hear loud knocking from the engine
The knocking is suggestive of a mechanical failure of some sort. I would first measure cylinder compression to get a basic idea of the condition of the engine. If it doesn't test well (too low and/or too much variance) you...
Question
Car was overheating almost to the red. I turned heater on, first it blew cold air then warm air for just a minute, then cold air.
Hi There, The heater not working may be related to the overheating problem you are also having due to a faulty heater blower motor or potentially a bad heater core. As you may know, the heater core is a small...
Question
Car overheated then died now won't start
Hi There, Depending on how long the engine overheated for, this may suggest you have a blown head gasket. A blown head gasket may cause a number of different symptoms. Coolant in the engine oil, an engine misfire or oil...
Question
Have a 1996 pontiac grand am. Need help understanding fault codes. P0102, P0113, P0122, P0135, P0141, P0440
Considering that you have multiple trouble codes present, I would recommend having a check engine light is on inspection performed by a qualified professional. Once this has been done, you will have a much better understanding of what is causing...
Question
Why is my car over heating and leaking orange fluid?
It sounds like you may have a coolant leak of some kind resulting from the engine overheating. Overheating can be caused by a number of things such as low coolant levels, a faulty thermostat, a clogged radiator or a failing...
Question
Check engine on knocking engine milky cap but not in oil change loud knocking noise while driving and cold start up
Coolant leaks can be external or internal. If the coolant is leaking internally into the cylinders or crankcase, that will require a fairly significant repair. If the coolant is leaking externally, unless the leak is at the head gasket or...
Question
I have an 05 Grand am and I just replaced the booster master cylinder calipers and lines and still have no brakes why?
Hi there. What you are describing could possibly be caused by a leak somewhere in the master cylinder. When the master cylinder is leaking, the pressure in your braking system will dissipate rapidly. As the pressure in the system goes,...
Question
I have a 2004 Pontiac Grand Am. The faster I go the faster the knocking the slower I go the louder. What can this be? Car does bur
The noise you describe can be coming from any number of components or systems. An easy way to eliminate the engine is to rev it a little with the transmission in Park. If it is the engine, then you would...
Question
The shift stick button is stuck can't get it out of park? 2001 Pontiac Grand Am
Hi there - this problem sounds like the shifter interlock mechanism is malfunctioning. There can be, however a number of pieces to this simple-sounding mechanism. The electrical relay that physically releases the interlock may not be working (fuse, or failure...
Question
Car cranks won't turn over, fuel pump not turning on but was remove and tested it has power and is working. Fuses good relay good.
There can be a sensor or electronic control unit (ecu) issue. If for example, the crankshaft sensor is faulty, the ecu may not see engine revolution when you're cranking. If either due to a faulty crank sensor, or ecu, the...
Question
Sounds like bottom is falling out when driving car.
Hi there. A noise under the vehicle is very difficult to diagnose without completing a test drive. It is very possible that you have an exhaust leak, a loose exhaust bracket or a perhaps a loose stabilizer bar bushing. In...
Question
Car will not start when the engine is hot.
Hi there. If there is fuel and the engine will not start up when it is at operating temperature, then either the crankshaft position sensor is getting hot and not making a connection or the coolant temperature sensor is malfunctioning...
Question
Overheating condition of my engine.
Either there is still air in the system causing steam which will make the sending unit spike to the high levels or the coolant temperature sensor - sending unit is not working. If a coolant temperature sensor - sending unit...
Question
Just replaced catalytic converter. Ran great that day, today it's again struggling to get up hills. What else should I do? 2001 Pontiac Grand Am
Hi there - you don't mention a "Check Engine light on" situation, but I would check for problem codes that may provide some hints as to the power loss. A malfunctioning oxygen sensor, or fuel pressure regulator, may result in...
Question
What could be bent after being towed backwards?
If a vehicle hits something, or is damaged in recovery (towing), almost any part of the suspension can be bent or broken. In your circumstance, inasmuch as the tire wear is so extreme a mere visual inspection of the suspension...
Question
My car keeps cutting off everytime I turn my steering wheel. Cranks up just fine but once I turn the wheel it turns off.
Hi There, Your car has a power steering pressure switch that sends a signal to the engine computer when the steering wheel is turned. In response, the engine computer commands the fuel injectors to introduce a little more fuel into...
Question
How much a bumper a trunk in a frame cost for 2004 Pontiac Grand am
Hi there. Unfortunately, there are services that our mobile mechanics do not offer. You would be better served to contact a local body repair shop. Thanks.
Question
Car lost power steering at 6pm on way home. Filled reservoir before I went to bed, next morning it was all drained out on ground.
This suggests your power steering pump may be failing or you have a leak elsewhere in one of the power steering lines. The power steering system operates on very high pressurized hydraulic pressure (in some cases as much as 300...
Question
P0507 code...Please help
Hi There, Replacing the idle control valve is a great start. I would also suggest checking the throttle blade adjustment to be sure that it is adjusted properly. When this is out of adjustment, this may allow excess air into...
Question
I have a 2001 Pontiac grand am. A week ago I got an oil change as usual. Yesterday the change oil light came on. Is this bad?
Hello there. Usually when the oil change warning light is illuminated on the dash after an oil change, it's just a simple glitch in the ECU and not an indication of a major problem. However, there are some instances where...

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