This is the cause of the surging. As well rostra manufactures universal cruise control units that often require the purchase of additional items to function with certain vehicles including vehicle speed signal vss generators and control switches.
Amazon Com Rostra 250 1223 Universal Electronic Cruise
Rostra cruise control surging. February 26 2016 025849 pm my advice would be not to use the cruise control in any gears other than 5th or 6th preferably 6th and at any speeds below about 50. Remember this device was made for autos with a much lower power to weight ratio. The rostra is not very well setup for high power low weight vehicles such as a c 14. Rostra cruise control issue surging reply 3 on. The majority of rostra manufactured cruise controls systems are sold as complete kits. Rostra is a leading manufacturer of automotive comfort safety and convenience accessories including electronic cruise control systems led lighting exterior vehicle camera systems automotive lumbar supports and seat heaters add on navigation systems driver alert systems and so much more.
1 rostra claims initial engagement speed as low as 33 mph. August 30 2015 034530 pm i installed my rostra a few years back so its not real fresh in my mind but i believe the surging issue can be cured by changing the gain setting in the dip switches on the control unit. 2 the audiovox 100 is not an electronic cruise but rather uses vaccuum. Clearification on 2 points here. My real world test concurrs. Rostra cruise control surging reply 13 on.
Gallery of Rostra Cruise Control Surging
