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Driveline clunk and greasing the slip yoke
You can try using transfer case fluid as a lubricant. The transfer case fluid is just automatic transmission fluid. Using the lastest version of Dexron transmission fluid should work out fine. The service bulletin for drive line clunk instructs mechanics...
My mechanic is saying the timing chain is bad (causing oil leaks). Does a timing chain cause oil leaks? What are your thoughts?
Hi, thanks for writing in. Timing change themselves cannot cause an oil leak but the timing chain cover can cause an oil leak. In order to replace the timing cover gasket, you will have to remove the serpentine belt and...
Conventional oil vs. synthetic oil?
Hello. It is safe to switch over to synthetic oil if that is what you wish to do. It is just not a good idea to switch back and forth from synthetic to conventional oil as this can cause leaks...
Cat below bank threshold bank2
Hi, thanks for writing in. If you are experiencing a code related to catalytic converter failure I would recommend having your catalytic converter inspected by a local exhaust professional. Once you have determined if your catalytic converter is failing, I...
Low fluctuating oil pressure when engine is cold and noisy lifters when driving over 50 miles an hour
There are several causes for low oil pressure. They include components such as crankshaft bearings, to things like an oil filter or pump. A leaking o-ring will cause some issues, mostly related to low oil levels. The oil passages...
Keyless remote is not charging, does it have a battery?
Hi, thanks for writing in. Yes, your keyless remote does in fact have a battery that occasionally will need to be replaced. You may notice when it takes several clicks to get it to function properly. Be sure to confirm...
Clunking noise, and poping sound when turning hard
Hello and thank you for contacting YourMechanic. When shifting your vehicle from park to drive or reverse, there is usually a problem with a universal joint in the drive shaft. The clunking noise is the bearings in the universal joint...
Car has white smoke coming out of the left exhaust when idling or just after pulling off from a stop. Fine after that
Are you losing coolant? If so, the white smoke (steam really) is coolant being lost out of the exhaust. If the car only does this when first started in the AM, it may simply be condensation being burned off, which...
Driving issues
Hello.There are many reasons why this can happen, but only a few common causes. Most of the time if the vehicle just shut right off like the ignition was turned off it is because the electronic ignition is failing, the...
Will not start, clicking noise
A starter like any other mechanical and electrical part is subject to failing sometimes for no apparent reason. However, sometimes this is misdiagnosed as well and often times mistaken for something much more simple like a fuse or starter relay....
Truck starts then dies
Hi. I think you have an issue with the pass key or security system in your car. I have seen the chip in the key fail causing the problem that you described. It is very possible that there is some...
Tail gate won't release
Hey there. The rods connect to the center control handle using plastic clips and these clips or the handle breaks. You will need to have a mechanic remove the inner tailgate cover to gain access to the latch handle and...
Stuck thermostat?
From what you described, it potentially might be a few different things that may be wrong with your cooling system. As you may know, when the coolant is pumped through the radiator to the engine, some of this coolant is...
I have a gas leak from the gas tank area - 2000 GMC Sierra 1500
As you know, a gas leak can be extremely dangerous depending on the specific location of the leak and the proximity to hot parts, such as exhaust. I would recommend having an expert, such as one from YourMechanic come...
Random misfire - 2004 Chevy Express 2500
Hello. Most of the time if you have a multiple cylinder misfire such as this, it is caused by a fuel system problem. If the fuel pressure is low, then this will occur. If the fuel pressure is fine, then...
Why are my signal mirrors flashing wile my truck is turned off its just the blinker in both mirrors, mirrors are factory
Hello. If any sort of lights keep flashing when the vehicle is turned off then there is likely some sort of electrical issue present in the vehicle. A few common causes for lighting malfunctions are a faulty turn signal switch,...
Misfire at cylinder #6 and EVAP system not ready
Hello. The misfire that you are getting on that cylinder may be caused by a dirty or failing fuel injector. If compression is fine and if there is good ignition then it may be a fuel issue. If the engine...
Truck wont start gives check engine light ran fine yesterday
Hi there. The Check Engine Light is a warning system that illuminates when an OBD-II error code is triggered. There are literally hundreds of possible reasons why the Check Engine will light up. In most cases, this is caused by...
Truck hesitates to start - 2001 Chevrolet Silverado
Hi. This could be a problem with the mass air flow sensor, throttle position, fuel pump or idle air control valve. The mass air flow sensor is a common cause of a problem like this it could be dirty or...
It needs a jump to start and then it dies after 45 seconds. Hitting the gas chokes the engine like it's getting to much fuel or something.
It is possible that you could be having issues with your battery or your alternator. I would recommend hiring a qualified professional to test your battery and alternator for proper function. When it has been determined whether your alternator or...

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