Which wires give constant, ignition and ground on a 2020 Cadillac Escalade?
On a 2020 Cadillac Escalade, take constant power from the Red/White wire at the blue 27-pin plug on the BCM, left of the steering column, pin 22, ignition from the Violet/Black wire at the green 25-pin plug on the BCM, left of the steering column, pin 6, and ground to clean, bare body metal. Meter every wire first.
Meter every wire before you tap it. Colors change with trim and build date.
OBD-II port:Under the dash, driver sideBest power spot:BCM left of the columnSystem voltage:12VIgnition type:Push-to-start (this page)
Where do I get constant, ignition and ground on a 2020 Cadillac Escalade?
Constant and ignition are on the BCM plugs left of the steering column.
Option 1 All the power
BCM plugs
Blue 27-pin and green 25-pin plugs, left of the column.
Constant
Red/White
Blue 27-pin plug on the BCM, left of the steering column, pin 2212V battery feed. Fuse it close to the tap.
Ignition
Violet/Black
Green 25-pin plug on the BCM, left of the steering column, pin 6Hot with the ignition on.
Ground
Body ground
Bare metal under the dashNo ground wire in the guide. Never the battery negative post.
Push-to-start. Blue/Green is the start/stop button wire. Never tap it.
Option 2 Backup
Fuse tap
If you would rather not touch the BCM.
Ignition
Fuse tap
Interior fuse panelBackup: a slot that is dead off and hot on.
Use an add-a-fuse.
From Fortin's install guide for the 2020 Escalade with push-to-start (guide 103831).
Where are the turn signal, reverse and light wires on a 2020 Cadillac Escalade for advanced 360 multicam and video telematics installs?
Circuit
Wire color
Location and what it does
Left turnNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
Right turnNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
Park lightNegative -Not yet checked
Green/Grey
White 26-pin plug on the BCM, pin 22Negative parking light. Meter it first.
HeadlightNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
ReverseNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
Dome lightNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
Each chip shows the main insulation color with its stripe. Source: Fortin's install guide for the 2020 Escalade with push-to-start (guide 103831).
Where are the brake, door, speed and CAN wires on a 2020 Cadillac Escalade for advanced 360 multicam and video telematics installs?
Circuit
Wire color
Location and what it does
BrakePositive +Not yet checked
Blue/Yellow
Blue 27-pin plug on the BCM, left of the steering column, pin 7Positive with the pedal down.
CAN dataDataNot yet checked
Green (single wire CAN)
Blue 27-pin plug on the BCM, left of the steering column, pin 17Data only. Never cut it or use it for power.
DoorsNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
Parking brakeNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
Vehicle speedNot foundNot yet checked
Not found
Not foundWe found no source for this wire.
Source: Fortin's install guide for the 2020 Escalade with push-to-start (guide 103831). Wires marked Not found were not in the guide.
Where are the fuse boxes and ground points on a 2020 Cadillac Escalade?
Left of the columnBCM plugsConstant, ignition, brake, CAN.
Interior fuse panelFuse tapBackup ignition.
Ground pointsBare body metalNever the battery negative post.
Locations from Fortin's install guide.
Where is the OBD-II port on a 2020 Cadillac Escalade?
OBD II
Diagnostic portOBD-II port: under the dash, driver sidePlug-in GPS trackers and OBD harnesses connect here. Check the port before you plan the install.
Which years share wiring with the 2020 Cadillac Escalade?
This page2020Cadillac Escalade, push-to-start.
Newer Escalade2021 to 2024New body. Different guide.
Help build this pageWant to be famous?Share a wire color, a photo or a tip for this vehicle, and your name goes on this page.
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This page covers the 2020 Cadillac Escalade with push-to-start, including livery builds.
The wire colors come from Fortin's install guide, read wire by wire. Our own team has not yet metered these on a 2020 Escalade.
Written by API Signal, fleet GPS and camera installers for 35+ years across Georgia, South Carolina and North Carolina, installing every major telematics and camera brand. Every wire on this page lists its source.
Test every wire with a meter before you tap it
No wiring information is ever guaranteed. Colors and locations change with trim, options and build date, and the manufacturer can change them in the middle of a model year. We share this as a starting point for installers, and you are responsible for confirming every connection on the vehicle in front of you.
Common questions about 2020 Cadillac Escalade wiring
What wire is constant power on a 2020 Cadillac Escalade?
Red/White at the blue 27-pin plug on the BCM, left of the steering column, pin 22. 12V battery feed. Meter it before you tap it.
What wire is ignition on a 2020 Cadillac Escalade?
Violet/Black at the green 25-pin plug on the BCM, left of the steering column, pin 6. Hot with the ignition on. Meter it before you tap it.
Where is the brake wire on a 2020 Cadillac Escalade?
Blue/Yellow (positive +) at the blue 27-pin plug on the BCM, left of the steering column, pin 7. Positive with the pedal down. Meter it before you tap it.
Help build this page
Had the panels off on one of these? Show the next installer what you found.
No one has sent photos for the 2020 Cadillac Escalade yet, so yours could be the first. Every photo, wire color and tip we use goes on this page with your name on it, and it saves the next installer time under the dash.
1. Snap it
The plugs, tap points, fuse boxes and ground points. Phone photos are fine.
2. Send it
Tap "Add yours" at the top of this page. Your tip and your photos go in the same box.
3. See your name on it
We check every tip, then post it here "Compliments of" you, by name.
Compliments of
The installers who helped build this page.
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Founding contributor spot: openThe first installer to confirm a wire or send photos for the 2020 Cadillac Escalade gets their name here, and it stays here.
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