It is not harmful but it dangerous.
As with all "Can I use Cruise" questions, this gets a qualified YES Towing a trailer from the smallest utility trailer behind your Smart for Two up too A Semi Driver (HGV in Euroupe) towing requires extra attention and care from the Driver. As long as the vehicle is being driven Safely then the Cruise can be used.
I'm not a mechanic / technician but it sounds like a problem with the clockspring inside the steering wheel column cover if the horn and the cruise control does not work ( the clockspring allows you to turn the steering wheel without pulling the wiring connections to your horn and cruise control switches mounted in your steering wheel )
Cruise control is an accessory.
It is possible to convert a car without cruise control to have cruise control. Many auto parts stores sell kits which will install cruise control in a vehicle.
There are several ways to fix the cruise control on your Mercedes-Benz depending on the problem with the cruise control. Make sure the fuse for the cruise control is not blown.
Check the release switch that connects to the brakes. On many vehicles the brake light switch will cause the cruise to disengage. Next time, try pulling up on the brake pedal when you engage cruise. If it works when you're pulling up, you might be able to adjust the switch. It's physically connected to the brake pedal.
2004 sebring convertable cruise control not working - what to do?
There is no isolated fuse for the cruise control. It all runs off the 20A gauges fuse. If you are having trouble with the cruise control I would check the Cruise Control Module or the Cruise control Servo. What symptom is occurring?
If the cruise control on your 1987 300ZX does not work, you might have an issue with the cruise control fuse or wiring. You could also have a problem with the switch that turns the cruise control on and off.
To use the cruise control on the PT Cruiser, turn the cruise control on in the steering wheel. Accelerate to the desired speed and push in the end of the left turn signal knob. The cruise control should then control the speed. To take the car out of cruise control, a person can tap the brake.
no
As a general rule, YES! The only circumstance I know of that this changes is when pulling a trailer. Then its recommended to take it out of overdrive, unless you are finally on the highway and at cruise speed for a good distance.