Question about 2000 Cadillac DeVille

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2000 cadillac deville service theft system is on

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6ya6ya
  • 2 Answers

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Posted on Jan 02, 2017

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jwyatt816
  • 3 Answers

SOURCE: 1997 cadillac deville anti theft

Its your engine to chassis ground I had same problem replace wire or try sanding paint around connection for better connection. The wire is located on top left of engine, very visible

Posted on Oct 03, 2008

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jwyatt816
  • 3 Answers

SOURCE: 2000 Cadillac Deville DTS is in anti- theft mode

you can reset the system by turning key to on position for 5-10 mins and then try starting it but its probably a short or grounding prob try the engine to chassis ground

Posted on Oct 03, 2008

  • 255 Answers

SOURCE: 1998 cadillac deville reads service ac system

Hi,check if the compressor clutch is engaging,if not check the conection at the compressor if ok check,fuse ,or relay ,if those are fine and the commpressor is engaging,check freon presure ,may be too high or low, if this is the case ,correct the problem and disconect the negative cable from the battery for a minute to reprogram the sistem..C1

Posted on Jan 04, 2009

  • 1 Answer

SOURCE: 1996 cadillac deville anti theft

TAKE ONE CADILLAC KEY PLACE IN IGNITION TAKE YOUR SPARE CADILLAC KEY GO UNDER NEATH YOUR DASH BOARD FIND THE ORANGE RUBBERY WIRE PEEL THE TWO WHITE WIRES AND PLACE ONE WIRE TO THE ONE SIDE OF THE KEY AND THE OTHER TO THE OTHERSIDE CRANK YOUR ENGINE AND IT WILL START YOUR CAR

Posted on Mar 02, 2009

  • 2 Answers

SOURCE: '97 Cadllac Deville Concours reading "Anti Theft System Problem"

make sure your key is clean try again, if not the system will tell you to wait 3 mins while key is in ignition this will reset the system and dash will tell you to start vehicle, you should be fine after that, common cause dirty key!!!!!!!!

Posted on Apr 20, 2009

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1 Answer

Anyone know what chip to remove out of radio in 2000 Cadillac deville to bypass antitheft system


Integrated into the software. The re is no chip that can be removed to bypass the anti theft system. Sorry. A dealer should be able to get you the code for the radio.

Jul 20, 2016 | Cadillac Cars & Trucks

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I recently bought a 2002 Cadillac deville the steering column has been changed and the car will not start


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Dec 29, 2015 | Cadillac Cars & Trucks

1 Answer

Meaning of statement " Service Theft System"


Check out the link below, they are having the same problem as you are and trying to troubleshoot the issue. Good Luck.

Nov 04, 2014 | 2000 Cadillac DeVille

1 Answer

Theft deterent system in 1999 Cadillac deville not working properly


Try taking the hot cable of the batter, let the computer reset, wait 5m, then put it back on tighten it up.

Apr 04, 2013 | 1999 Cadillac DeVille

1 Answer

My car is saying service anti theft . How do I service the anti theft myself?


You service it by taking the car to Cadillac for the servicing of the anti theft

Jan 22, 2011 | 2001 Cadillac DeVille

1 Answer

Where can I get a theft deterent module for a 2000 cadillac deville?


two choices...
junk yard or dealer

however, either case you will need a technician with a scan tool to program the module after installation

Feb 04, 2010 | 2000 Cadillac DeVille

1 Answer

How do you cut the auto theft lock off my 2000 cadillac deville


The anti theft module would have to be removed or unplugged

Jan 12, 2010 | 2000 Cadillac DeVille

1 Answer

When service the security theft system sign comes on will it stop your car from cranking


it will cause it just happened to me and im trying to figure out how to start it

Nov 27, 2009 | 2000 Cadillac DeVille

1 Answer

Auto theft system


never seen a deville so cant help,but it sounds like a relay is not being controled by the ECU and to locate this fault need special software and again to reset vehicle .sorry i couldnt tell you more know the fault but without dealer software ??i could only rewire to make it work

Dec 13, 2008 | 1998 Cadillac DeVille

1 Answer

2002 Deville battery need replacing


IS IT NORMAL TO REPLACE CAMSHAFT SENSORS AND FRONT MOTOR MOUNT ON 48000 MILE 2002 CADDY DHS?????

Oct 20, 2008 | 2000 Cadillac DeVille

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