How Much Does it Cost to Replace a Timing Chain? If you take your vehicle to a qualified repair facility, a replacement timing chain may cost you anywhere between $1,500 and $4,000. It's usually not a ...

My service technician says I may need to replace the timing chain to prevent further engine damage. However, I was under the impression that only timing belts require replacement.

With the evolution of the Gen IV LS2 in 2005, one change relocated the cam sensor to the timing chain cover. The cam gear also doubled as the cam sensor trigger wheel remaining a 1x for 2005.