![]() ![]() ![]() The most common engine concerns in the 2007 Mazda CX-7 focus on the engine timing chain failing, the turbo going out, head gasket problems, the car losing power while driving, a ticking noise, the timing chain breaking, and the check engine light turning on. The design used in this specific car model and year means that the variable valve timing chain needs to be frequently replaced, causing irreversible engine damage if the repair does not take place.ĭue to the frequent Mazda CX-7 head gasket problems, owners will often have to repair the engine at a very low mileage – and costing them nearly $9,000 in the process. ![]() The 2007 Mazda CX-7 has been the subject of issues with the variable valve timing and the timing chain causing damage to the engine. The worst model years of the Mazda CX-7 in terms of reliability, durability, owner confidence, and issue severity are the 2007, 2008, 2010, and 2011 options. When looking at where the Mazda CX-7 head gasket problems originate, most issues start in the engine. Without these three components, your car would not be able to drive, and you’d have numerous Mazda CX-7 head gasket problems. This is when combustion occurs in an internal combustion engine and houses important components like the crankshaft.Īs you can see, the head gasket, cylinder head, and engine block help make the engine run. The engine block contains all of the major components of the bottom of your car's motor. The upper part of the engine is the cylinder head, while the lower part is the engine block. The cylinder head sits above the cylinder block, helping to form the closure on the top of the combustion chamber. The head gasket is a circular-shaped panel located between the cylinder head and engine block. Let’s see the function of the head gasket, the worst Mazda CX-7 production years, the overall head gasket repair cost, and the signs of a faulty head gasket in your vehicle. Despite the various engines and transmission offered throughout the sixth year of production, this car model had its fair share of Mazda CX-7 head gasket problems. ![]()
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