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V8-4.5L

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Question
How many camshaft sensors are there in my 2003 infiniti m45? 2003 Inifiniti M45
Hello - there are actually 3 sensors that report camshaft position and timing information to engine management. There are 2 intake valve timing position sensors (one for each bank of cylinders), and a camshaft timing sensor. These all report camshaft...
Question
i have 88 cadillac just got it with brand new tranny i think they damaged seal putting it in what would be my estimated cost for
The cost depends on which seal is leaking. If, for example, the leak is at a transaxle output shaft seal, you can input your year, make and model at the service page for axle shaft seals to obtain a quote....
Question
Temperature fluctuation
Hi There, It sounds like you may have a faulty coolant fan relay. The coolant fan relay helps to maintain the proper coolant temperature by turning on and off at specific temperature thresholds. When this relay is not working properly,...
Question
THE CARS DOES NOT ENGAGE IN GEAR , EVEN THO IT DID WHEN IT CAME OFF DELIVERY TRAILER, I HAVER EXAMINED THE LINKAGE
Hi Hugo. It sounds like something may have come loose; shift cable, connector, linkage, etc.. Are there any warning lights illuminated? Are there any noises that don't sound normal present? All in all it sounds like a connection may have...
Question
Porsche Cayenne S 2005 has code P0349 read on scanner.
Hi there. The Camshaft Position Sensor tone ring could be damaged or there could be an electrical problem with the electrical circuit with the camshaft position sensor harness. I recommend replacing the camshaft position sensor. If you need further assistance...
Question
Car does not start
Hi There, It sounds like you may not be getting any power to the starter. If the problem is not related to the battery or a weak connection to the battery, it is likely this may be related to a...
Question
Gas leaking in tailpipe. Changed fuel pump, fuel filter, and oil. Still leaks. My next move is to replace the fuel regulator. Can you fix this?
Hi there. If the fuel is dumping into the exhaust pipe, then there is either a burned valve and the gas is not burning in a cylinder or one or more fuel injectors are leaking. If you need further assistance...
Question
My car won't unlock
When this situation occurs, it's commonly due to a failure within the power lock module, which is what receives the signal from your FOB key and sends a signal to each door to unlock. However, it could be a simple...
Question
Broke oil pan do I have to pull motor to replace
While I myself have never replaced one, from what I can find, the answer is YES. The engine does have to at least be elevated from it's mounts quite a bit to remove and replace the oil pan. If you...
Question
After replacing my camshaft position sensor I have abs, slip and vdc off lights on. Could it be a bad camshaft sensor * 02 q45
Hi Travis. If you have multiple electrical warning lights on the dashboard after completing a camshaft position sensor replacement, and the battery terminals were not removed - it's likely that these warning lights are triggered by an electrical short. It's...
Question
how many catalytic converters do it have
Your vehicle has two catalytic converters. These two converters are assembled, along with a muffler and some pipe, as one integral piece. The OEM Infiniti part number, if you require replacement of these converters, is 20020-CR91A. If you do a...
Question
Want to know if 88 deville 4.5 can be replaced with 4.9 easy
Hi there. With older vehicles like the 99 Cadillac, engine swaps are much easier to complete - as they are not as dependent on the ECU and modern technology to control ignition, fuel and safety systems. As such, the two...
Question
I ran out of gas and I put some it but it won't start
Hi Meka. Most of the time when a car runs out of gasoline, the fuel pump will become damaged or air bubbles will be trapped in the fuel lines. It's probably best to have a professional mechanic come to your...
Question
Car sputters and shakes when I accelerate
Hi There, As you know, this may be caused by a variety of things, one of which you already suspect which is an Oxygen sensor. As you may know the oxygen sensors which are part of your emissions system read...
Question
Vdc light and slip light.
The slip and vdc lights are related to the traction control system on your vehicle. The traction control system works in conjunction with the engine. When the wheels begin to slip, the traction control can temporarily disable the engine to...
Question
Car shakes
Hello, thank you for writing in. The purge canister solenoid and the EVAP system can make the vehicle misfire which causes a shaking effect. If you have reason to believe that it is the source of your issues, then proceed...
Question
The main bearing in my 1988 deville broke during a drive and leaked almost all of the oil. Can you guys help me replace it?
In order to determine exactly what has failed, and what is required in the ways of repairs, as well as the cost to repair, the engine will have to be inspected. That inspection can be performed right at your location...
Question
After installing electronic ignition system, I cannot get tachomter to read RPM. It is dead. 1975 Mercedes 450SLC
Hi there - there are a couple of possibilities for this problem. Worst case is that during the ignition modification, the tachometer was somehow shorted, and is not non-functional. More likely is a lack of the proper "trigger" path from...
Question
Hi Godwin I have a 2006 m45 sport I was adding oil and noticed all the radiator hoses were sucked in "collapsed " I thought they
A faulty water pump will not prevent your vehicle from starting. The most common causes of overheating include low coolant level (including that due to leaks), a faulty thermostat, a plugged radiator, a faulty radiator pressure cap, collapsed hoses, non...
Question
I got my serpentine belt replaced on my 2002 Q45 and now my car wont start. This never happened before. 2002 Infiniti Q45
Argh! These are scenarios that make most of us pull our hair out! Is the service event related to a failure? Or was the failure waiting to happen "the next day" anyway? It's unlikely something was bumped, jostled or damaged...

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