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Park Avenue

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Question
My water pump pulley won't spin, making the serpentine belt squeak & start smoking. Do I replace the water pump or just the pulley?
Hi. Usually there is nothing wrong with the actual pulley when this happens. In most cases, the water pump is binding up, causing the pulley to stop spinning. Replacement of the water pump will fix your problem. The pulley will...
Question
coolant mix with oil running hot
The coolant will mix with the oil on these engines due to a couple possible problems. The intake coolant passages will leak into engine through the intake o-ring gaskets. The other possible cause is the head gaskets and heads will...
Question
Do I have a damaged head gasket?
Hi there. This can be a bad head gasket or it may be something much smaller. If the coolant temperature gauge is staying in the normal range then it may just have a leak in the system. If there is...
Question
My car starts but only runs for 3 seconds before it shuts down
Hello - Is your Check Engine Light on? If so, you can check the trouble codes yourself to diagnose the problem, or you can have a mobile technician, such as one from YourMechanic, come by at your convenience and diagnose...
Question
My heat stop blowing all together.
It sounds like you may have a faulty blower motor relay. Occasionally, the blower motor itself will wear out or become faulty working intermittently as the brush contacts inside the motor wear out. The blower motor relay supplies power to...
Question
Car wont start after battery swap.
Hi there. Typically the anti-theft security feature will trigger an OBD-II trouble code when the battery is removed for an extended period of time, like when the battery is replaced. The only way to reset the system to my knowledge...
Question
My car will not start already put in a new battery so the battery isnt the issue
Hi there - your GM car uses a "raised chip" key security system which can have problems with age. The ignition tumbler has a "reader" for the raised contact area of the key. The reader or the 2 wires going...
Question
Why is my car is real slow to accelerate?
This may be related to a few different things, such as low fuel pressure, dirty or faulty fuel injectors or potentially a dirty or failing mass air flow sensor. Low fuel pressure can cause the injectors to not receive...
Question
Randomly shuts off
On some of the older GM models, the vehicle with a lock up automatic transmission converter will not release the locked up converter due to a solenoid inside the transmission is sticking on. You will need to have the transmission...
Question
Ignition coil pack is not firing (1 out of 3)
It is not uncommon for an ignition coil to fail. Ignition coils are coated with a varnish-like insulation that becomes brittle over time after being stretched then contracted repeated as the copper beneath them expands and contracts much quicker than...
Question
Oil leak\replacement
Hi...the repair procedure for the oil pan gasket on your vehicle is fairly straightforward. However, it is recommended that you have a certified mechanic perform the operation as, at a minimum, you have to have a calibrated torque wrench. Fasteners...
Question
How much would it cost to fix the passenger doors unlocking mechanics?
Billing question sent to CS for the cost of repairing the door locks on the passenger side door of a 1999 Buick Park Avenue.
Question
how do you make the side mirriors not dip down when car is put in reverse
Hi there: The mirrors shifting downward is an automatic function that is programmed in the ECU by the manufacturer. It can't be removed unless you remove the electrical function of the mirrors which will disable the motor and automatic adjustment...
Question
Car wont start
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...
Question
Car will not start
Hello there, many common faults will cause your 1996 Buick Park Avenue to not start. You have done great in replacing the battery and starter as these are the usual suspects when the vehicle won't start. There are a few...
Question
My headlights come on but my dash and tail lights only come one sometimes. I have a '01 Park Ave. Any suggestions?
Hi there. The most likely cause for the intermittent tail lights and dash lights is a faulty headlight switch. There is the possibility, of a poor electrical connection at the switch or in the circuit. Replacing components without proper diagnoses,...
Question
Heater blows cool air instead of heat
Hi There, It sounds like you may have a heater core that is not functioning properly. 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...
Question
Locked my keys in the lining of the trunk door. Is there away to get into the trunk the spare key I have doesn't unlock my trunk
Hello. Without the rear seats folding down, you will have to access the trunk through the back seat. This will require starting by removing the entire back seat. Once you have removed it, you will need to find the access...
Question
Air conditioner condensor bad 1995 Buick Park Avenue
Hi - if your air conditioner condenser (or compressor) have failed, you can continue to use the standard serpentine belt as long as the compressor is not engaged. This can be accomplished most simply by unplugging the wire going to...
Question
Vehicle stalls when ignited and now it will not turn on
Hello, There are a number of reasons that may cause the catalytic converter to fail. They include: O2 sensor, fuel injectors, spark plugs, EGR valve system, exhausts manifolds, vacuum hoses, and MAF sensors. I would suggest having all of these...

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