Cruise control help?
I have a late 99 F250 2wd that is just an XL work truck.
It did not come with cruise control.
Has anyone ever put cruise on a truck that did not come with it from the factory? I assume I will need a new steering wheel, MAYBE an airbag, new clockspring, and maybe a couple sensors that I am not aware of.
Any help that I can get would be great. I'm a pretty smart cookie, so I don't need anyone to hold my hand, I just need to know what to grab at the junk yard on Friday.
Thanks!
I'm sure you have the airbag plug, but if there's not a plug next to it, there will be a wiring harness you'll have to figure out also. Then you just have to figure out if the circuit is energized so it's a plug and play type of deal.
Let us know what kind of progress you make on this. We need a good step by step for future reference.
****** content="Speed Control" name="tps_proctitle"> The speed control system consists of the following components:
- anti-lock brake control module
- brake pedal position (BPP) switch
- clutch pedal position (CPP) switch or jumper
- deactivator switch
- speed control actuator switches
- speed control servo
- speed control actuator cable
- speed control indicator
- brush assembly (Motorhome vehicles only)
- control and spring brush assembly (Motorhome vehicles only)
The speed control system is designed to maintain vehicle speed above 40 km/h (25 mph). After the ON switch is depressed, depressing the SET/ACCEL or COAST switch will activate the speed control servo. To increase a set speed, either depress and hold for continuous acceleration, or momentarily tap the SET/ACCEL switch for 1.6 km/h (1 mph) acceleration increments. To decrease a set speed, depress and hold the COAST switch until the target speed is reached, or momentarily tap the COAST switch for 1.6 km/h (1 mph) deceleration increments. When the speed control system has been disabled by tapping the brake pedal, the RESUME switch can be depressed and the vehicle will return to the original set speed if the vehicle is traveling over 40 km/h (25 mph) and the OFF switch has not been depressed.
NOTE: The deactivator switch is provided as an additional safety feature. Normally, when the brake pedal is depressed, an electrical signal from the brake lamp circuit to the speed control servo will deactivate the system. Under increased brake pedal effort, the deactivator switch will open and remove power to the speed control servo, releasing the throttle independently of the speed control servo.
NOTE: The air bag sliding contact provides the electrical interface between the steering column wiring and the speed control actuator switches in the steering wheel.
The inputs to the speed control servo are:
- vehicle speed signal
- speed control actuator switches
- brake pedal position (BPP) switch
- clutch pedal position (CPP) switch (if equipped)
- deactivator switch
- speed control indicator (Excursion and Super Duty)
- speed control cable controlling the throttle position
Thanks for the info, gjgogel.... I know of an aftermarket company that sells OEM cruise control kits. Comes with the steering wheel with the buttons and a few other things- but they were not willing to divulge everything. And they wanted over 400 bucks for the dang thing.
I know it's POSSIBLE to do it because of that kit, but it's good to hear from someone who's actually done it.
The junkyard wants 100 bucks for all the related components that you guys have mentioned, plus a clock spring which I'll most likely get new for around 85, and I should be in business.
I'll let everyone know how it goes....
I drove my last truck (88 F250 4wd with a big lift and mud tires) about 500 miles in the 2.5 years I owned it.
I bought a 99 PSD 2wd and the first month I've had it I have already done over 2000 miles. These trucks are just so nice... I didn't think I'd need the cruise, but I didn't think I'd drive so much.
Anyways- back to installing my 4" MBRP tonight....
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From what I have learned on other forums- ALL you need is the steering wheel, clockspring, and to solder in a wire (or crimp connect) to the brake sensor on the reservoir.
Then everything works. The cruise light on the dash should even work.
I'll call dealers tomorrow to see if I can order the part. Otherwise, I'll hit the junkyard.
I appreciate all the help, guys! I'll take pictures of the process....
I can normally get stuff at cost, but I plan on checking with Ed anyways.
I am 90% sure the part is discontinued anyways, but it never hurts to check.
That part number above IS the correct part. But it has been discontinued.
I managed to get an entire steering column for an automatic transmission truck at the junk yard for 150 bucks. Which means I also get a tilt wheel. SWEET.
The grey connector in the above picture is the cruise control plug, but it also is for the horn. So it is on all trucks. It only has three wires on the non-cruise trucks, but the cruise ones have six wires. The main wiring harness has all six wires in it.
I put the steering column in today. On another side note- ALL columns actually tilt. There is just no lever and no spring in the non-tilt models. I changed it out anyways. I managed to use the new lower column cowling because i needed the hole for the tilt, and re-used my own upper column cowling, because I did not want the hole for the column shifter.
By replacing the entire column (which is three screws for removing the cowling, a quick release for the ignition cylinder, four bolts for the column, and one bolt for the steering coupler), I did not have to remove the airbag or the clocksping. MUCH less hassle.
For automatic models, you will have to disconnect the shifter cable for the gear indicator. Don't ask me how to do this.
Anyways- I slapped it in there, and everything is good. The lights on the buttons on the steering wheel work, but the cruise is not currently working.
I need to look into the clutch and brake switches. I have NO idea where they would plug in to, but it can't be that hard to figure out.
Anyone feel like tracing their switches and see where they lead into for me? Would save me some time... I'm moving from Illinois to North Carolina this weekend and have a TON of packing to do....




