The 2005 BMW X3 does have a timing chain. You will come into many issues with an engine. A spark plug may pop off, causing engine issues. A gasket may be loose and that needs to be tightened up. A spark plug may pop off, causing engine issues. A dire problem is the engine overheating. This may lead to car fires and the vehicle exploding. There could be excessive oil use, requiring the oil to be changed quickly. Your air filter needs to be replaced every 15,000 to 30,000 miles. The coolant needs to be replaced every 60,000 miles. The spark plugs need to be changed every 100,000 miles or so unless it's a copper one. A cooper spark plug needs to be changed every 30,000 miles or so.
Lauren O.
August 29, 2019
All engine options available on the 2005 BMW X3 use timing chains. Timing chains don't normally need replacement, just maintenance.
All models of the 2005 bmw x3 came equipped with a timing chain.
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