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Service Stability System Light


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I have a 1999 Cadillac STS.

Does anyone no what the "Service Stability System " Warning Light means when it pops on just after starting the car and driving a block or two? :huh:

It seems if you stop the car and restart it the light or warning never comes back on. Is this just some kind of error. It just started doing it a couple of days ago. I have had the car for 2 months now and it just turned 100,000 miles.

Any suggestions would be greatly appreciated. Thanks

Today is the day you were worried about yesterday!

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Ok, I will try this within the next couple of days and post the results. Thanks

There will be trouble codes associated with that warning; post them here. In particular the "C" codes.

And here is how to display the trouble codes;

http://www.caddyinfo.com/readingcodes.html

Today is the day you were worried about yesterday!

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My bet you will find a C1287 or a C1288... Yet another steering sensor failure...

Wow been a lot of those lately!

caddy.jpg

Easin' down the highway in a new Cadillac,

I had a fine fox in front, I had three more in the back

ZZTOP, I'm Bad I'm Nationwide

Greg

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My bet you will find a C1287 or a C1288... Yet another steering sensor failure...

Wow been a lot of those lately!

Well put the car in diagnostics and got these codes:

ABS C1227

AMP U1064

IPM B1652

B1343

Also now I am feeling a weird fluttery feeling on the brake pedal once in a while.

Now can anybody tell me what these mean. Thanks

Today is the day you were worried about yesterday!

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Well put the car in diagnostics and got these codes:

ABS C1227

AMP U1064

IPM B1652

B1343

Also now I am feeling a weird fluttery feeling on the brake pedal once in a while.

Now can anybody tell me what these mean. Thanks

C1227 - Left Rear Excessive Wheel Speed Variation

Several possibilities here;

You have had recent work done on the rear of the car and an electrical connector is not seated properly?

Worse case is your LR hub wheel speed sendor has failed.

None of the other codes are related to your stated problem.

I suggest you clear all the codes again and proceed slowly rather than betting or guessing.

Jim

Drive your car.

Use your cell phone.

CHOOSE ONE !

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Took the car out multiple times today and the sevice stability light never came on. I washed my car today, I wonder if that had anything to do with it? lol

Today is the day you were worried about yesterday!

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Can't say for sure about the car wash fix.

But I can say from experience that as good as the onboard diagnostic system is, it is not infallible.

That's why I always recommend clearing and reading and doing it as many times as it takes to get a consistent reading.

Jim

Drive your car.

Use your cell phone.

CHOOSE ONE !

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Can't say for sure about the car wash fix.

But I can say from experience that as good as the onboard diagnostic system is, it is not infallible.

That's why I always recommend clearing and reading and doing it as many times as it takes to get a consistent reading.

Jim,

It started doing it again. How hard is it to replace one of these sensors if needed and where can a guy find them cheap? Websites? I am new to the Caddy so I really don't know where to look. I want to stay away from the Dealers if possible.

Today is the day you were worried about yesterday!

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Are you seeing C1227 again?

If so and if you have triple checked the wire harness and connector for the LR hub, then you most likely need to replace the LR hub assembly (the wheel speed sensor is an integral part of the hub).

Certainly doable if you have the tools and inclination. My favorite source for OEM parts is

Palm Chevrolet Cadillac Saab of Gainesville

2600 N Main Street

Gainesville, FL 32609

352-376-7581

Cadillac Parts Department

Have your VIN available.

Mention that you are asking for web-sales price quotes.

Jim

Drive your car.

Use your cell phone.

CHOOSE ONE !

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