Customers may complain about a ticking noise, engine misfire and/or SES light. This may be the result of an AFM (Active Fuel Management for displacement-on-demand) lifter that unlocks as soon as the engine is started or one that is mechanically collapsed/stuck. This TSB applies to the following vehicles:
The actual cost to install a gas fireplace may vary depending on your location, the product selected, complexity of the installation process, additional accessories purchased, and other options. 1  Top vented gas fireplace inserts cost $750 to $3,000, and installation adds another $500 to $1,000. The cost of a ventless gas fireplace is $500 to $2,500, and while there are additional installation costs, you may pay extra for finish work (such as a mantle, marble surround, etc.).
Homeowners interested in installing a gas fireplace may need to have a gas line installed. The cost of this can range from nothing, in cases where the gas company installs a line for homeowners purchasing new appliances, to as much as $1,000 for professional installation on a complex project, according to CostHelper.nother conversion method uses top-vented gas fireplace inserts, which may include fans and thermostats. These cost from $1,200 to $2,900, plus another $600 to $1,000 for professional installation.