2003 Toyota Corolla Q&A
2003 Toyota Corolla Question: timing chain
If you change your oil every 3000-5000 miles, the Timing Chain should last as long as the engine, there really is not a replacement interval. The most common cause of timing chain failure is dirty oil, which becomes abrasive and wears out the chain and the guides. - dandd
Timing chains are generally not a maintenance type item. There are normally no published service interval for timing chain replacement. Please check the maintenance schedule for your 2003 Toyota Corolla to confirm this for your vehicle. In most cases a timing chain will last the life of the engine or until other major engine repairs are necessary. - Oakman
Most company's how a day say it is replaced at 100,000 miles. It shouldn't need to be replaced before that. - trdsolara
I replaced mine at: 83,000 it's due at 90,000. I paid...under $300 - Visitor
The dealer told me that while the mechanic(s) were in the area for replacing the timing chain that the water pump should be replaced as well. Does this make, model and year of car have pr...
Occasionally, the timing chain and sprockets need replacement due to premature wear and problems with the variable valve timi...
At what milage should the timing chain be changed and how much does it cost?