Troubleshooting John Deere Lawn Mowers. If your John Deere mower won't start, let it sit a few minutes in case the engine has been flooded. Check the gas .... John Deere introduced the GT245 riding lawn mower in 2002. Its production continued in Horicon, Wisconsin through 2005. As the largest mower in the GT .... Voltage Regulator Rectifiers for John Deere Riding Lawn Mowers Rectifiers / Voltage Regulators for John Deere Riding Lawn Mowers. replacing a worn out mower belt with a bonus! short test drive following repairs..