Infiniti QX56 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your Infiniti QX56

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An abnormal noise may develop from the timing chain area, Our technicians tell us it may be necessary to replace the variable valve timing camshaft shaft sprockets to correct this concern.

It is not uncommon one or both of the exhaust manifolds to crack resulting in an exhaust leak. Symptoms will begin as a ticking type noise noted on acceleration when the engine is cold.

The rear power door may not open or close properly, or make a grinding noise from inside the rear trim panel. If this occurs our technicians recommend to check for loose or damaged hardware at the rear door motor. Replace damaged hardware as required and use bolt retaining compound when reassembling the door motor hardware.

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Since only the driver' side window not working can it be the fuse or something more serious

Car won't start. All lights, radio, and nav come on. I have a brand new battery. The fusable links look ok (I think). If I press ignition starter while pursuing brake, radio turns off and I hear a vibrating/humming sound

Is it true that 2004 QX56 with these codes need to have computer reprogrammed.

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The fuel pressure sensor may not have been sufficiently tightened during vehicle production. As a result, the fuel pressure sensor may loosen over time resulting in a fuel leak. Any fuel leak increases the risk of a fire. Nissan / Infiniti dealers will replace the fuel pressure sensor as necessary to correct this concern.

In the affected vehicles the driver's front airbag may have been manufactured with and incorrect part. This part may block the flow of propellant when the airbag is deployed. This could cause the airbag to rupture, increasing the risk of personal injury. Dealers will replace the driver's front airbag to correct this concern.

On certain vehicles, the fuel pressure sensor may not have been tightened to the correct specification. As a result, the fuel pressure sensor may loosen due to heat and vibration, causing a fuel leak. Fuel leaks always increase the risk of a fire. Dealers will replace the fuel pressure sensor to correct this concern.

 

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There was condensation in the front headlight casing, which started forming shortly after I purchased the used car. Over time the condensation built up and caused headlight failure. I brought to a local auto body shop and they could not find any cracks in the casing. When they called an Infiniti parts dealer, the dealer let it be known that it was a design defect and that they keep the headl...

My Infiniti QX56 gives me problems when driving over potholes, bumps, uneven roadways -- the steering wheel pulls to the right or just shakes out of my hands. I've taken it to the dealership 3 times for this problem and they cannot seem to figure out what's wrong. They told me that it was b/c I did not have enough air in my tires (first visit)-- WRONG; front end needed aligning (second visit)...

I purchased a 2006 QX56 and loved it; however I had a lot of problems with the vehicle to include a bad transmission, cracked front and rear differential housings, one cracked exhaust manifold and ongoing electrical issues. after talking with the dealer I decided I would upgrade to a 2008 model and just consider the first vehicle a "lemon". The 2008 model I purchased was a little nicer than t...

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