A defective vehicle speed sensor can cause problems with the cruise control and speedometer operation, as well as erratic shifting. The connectors on the sensors are also susceptible to corrosion, which will create similar symptoms. Any of these problems can cause Check Engine Light illumination.
Check Engine Light and Speedometer/Cruise Control Inop on Dodge Grand Caravan
Average mileage: (–)
1 model year affected: 1996
1 person reported this problem