Where is the body control module on 1999 chevy blazer lt

BCM under console.
1999 OR 2000 Denali or Escalade BCM Body Control Module Tour...

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1999 CHEVROLET BLAZER Body Control Module (BCM)

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... V6 > Electrical > Body Control Module (BCM). 1999 CHEVROLET BLAZER 4.3L V6 : Electrical : Body Control Module (BCM), Price, Core, Total, Add to Cart ...

electric problem maybe bcm? - Blazer Forum - Chevy Blazer Forums

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Oct 25, 2009 - I have seen on line it could be the bcm module. ... In my 1999 Chevrolet Blazer it is located under the cd/radio and computer climate control. Looking for a Diagram or Info on the Body Control Module
Feb 4, 2012
body control module
Sep 25, 2009
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Shifting hard broken modulator valve on the trany itself normally there a vacuum line connected to it

You may be having an intermittent failure with the fuel pressure regulator - checking the fuel pressure when the truck won't start may pinpoint this problem. If the pressure looks OK, this same problem can be caused by the ignition system as well (ignition coil or control module).

check the timing, check your power controll module, sounds like it needs a tune up, check the compression of the motor. check your plug wires if you have them and the spark plug gap. They may all need replaced/

My locks tend to lock and unlock whenever they feel like.lThe BCM - body control module lock's an unlocks the doors using relay's . Could be a bad input to the BCM , switch , wiring etc.... Watch these videos Door Locks Go Crazy 1 Door Locks Go Crazy 2
Door Locks Go Crazy 3
Finding wiring diagrams an testing the circuits is the only way you will be able to diagnose , you won't have the tool he used . lab scope . Check wiring inside the rubber boot from the body to the door's , for broken wire's .
Free wiring diagrams here http://www.bbbind.com/free_tsb.html
Enter vehicle info. year , make , model and engine size. Under system click on body & accessories then under subsystem click power locks . Click the search button then the blue link .

Check the fuel pressure regulator

I would start with the simplest thing and that is to check the fuses. Then return here if there is no burnt fuse

Sorry ,there is no easy way to do this ,just take your time with this job,and you will only do it once.

Not sure about a body control module, there is a pcm under the hood on the pass. side that controls most everything on these, however i would check your fuses for the seat, on the 00 models the headlights do stay on all the time while driving due to daytime running lights but if they stay on after you take the key out then id check the headlight switch or sensor on the pass side dash.