Which wires give constant, ignition and ground on a 2017 Chevrolet Caprice PPV?
On a 2017 Chevrolet Caprice PPV, take constant power from the Red/Blue wire at the trunk, right side, above the rear auxiliary battery junction block, connector P446, ignition from the Violet/Gray wire at the right front foot well, upfit connector P278 pin 5 (circuit 539), and ground to the Black wire at the trunk, right side, above the rear auxiliary battery junction block, 2-cavity connector P446. Meter every wire first.
Meter every wire before you tap it. Colors change with trim and build date.
OBD-II port:Under the driver dashBest power spot:GM upfit connectorsSystem voltage:12VBody:Police sedan
Where do I get constant, ignition and ground on a 2017 Chevrolet Caprice PPV?
Caprice PPVs carry GM police upfit connectors in the right front foot well (switched power and signals) and in the trunk (battery power and ground).
Option 1 Switched
Right front foot well
GM upfit connectors P277 and P278.
Ignition
Violet/Gray
Right front foot well, upfit connector P278 pin 5 (circuit 539)Hot in start and run, 10A, fuse F33 in the underhood fuse block.
Accessory
Violet/Yellow
Right front foot well, upfit connector P278 pin 6 (circuit 343)Hot in accessory and run, 10A, fuse F2 in the rear fuse center.
Ground
Body ground
Body metal under the dashClean, bare metal only. Never the battery negative post.
Total power for the front and rear switched circuits is limited. Keep loads small.
Option 2 Battery
Trunk power connectors
Above the rear auxiliary battery junction block.
Constant
Red/Blue
Trunk, right side, above the rear auxiliary battery junction block, connector P446Battery feed through a 50A circuit breaker, 10 gauge.
Ground
Black
Trunk, right side, above the rear auxiliary battery junction block, 2-cavity connector P4468 gauge ground lead.
Two 30A relay outputs sit in the same connectors: Green/Yellow and White/Brown.
From GM's 2017 Caprice PPV specification guide (OEM), wiring diagram pages. Civilian vehicles do not have these connectors.
Where are the turn signal, reverse and light wires on a 2017 Chevrolet Caprice PPV for advanced 360 multicam and video telematics installs?
Circuit
Wire color
Location and what it does
Left turnNot foundNot yet checked
Not found
Not foundNot in GM's police guide.
Right turnNot foundNot yet checked
Not found
Not foundNot in GM's police guide.
Park lightNot foundNot yet checked
Not found
Not foundNot in GM's police guide.
HeadlightNot foundNot yet checked
Not found
Not foundNot in GM's police guide. Ground White/Violet (surveillance) to turn off the automatic lights.
ReverseNot foundNot yet checked
Not found
Not foundNot in GM's police guide.
Dome lightNot foundNot yet checked
Not found
Not foundNot in GM's police guide.
Each chip shows the main insulation color with its stripe. Source: GM's 2017 Caprice PPV specification guide.
Where are the brake, door, speed and CAN wires on a 2017 Chevrolet Caprice PPV for advanced 360 multicam and video telematics installs?
Circuit
Wire color
Location and what it does
In parkPositive +Not yet checked
Yellow
Right front foot well, upfit connector P277 pin 3 (circuit 5810)Hot when the transmission is OUT of park with the engine running. 0.5A maximum, one relay coil.
Vehicle speedAC signalNot yet checked
White/Black
Right front foot well, upfit connector P277 pin 2 (circuit 381)4,000 pulses per mile from the brake module. High impedance loads only.
SurveillanceNegative -Not yet checked
White/Violet
Right front foot well, upfit connector P277 pin 1 (circuit 6821)Ground it to turn off all automatic lighting and the radio display.
Relay outputsPositive +Not yet checked
Green/Yellow (30A)
White/Brown (30A)
Trunk, right side, above the rear auxiliary battery junction block, connector P446GM's two 30A relay-controlled battery feeds. Control leads are Brown and Blue/Yellow.
BrakeNot foundNot yet checked
Not found
Not foundNot in GM's police guide.
DoorsNot foundNot yet checked
Not found
Not foundNot in GM's police guide.
Source: GM's 2017 Caprice PPV specification guide (OEM). Turn, park, headlight, reverse, dome, brake and door wires are not in GM's police guide.
Where are the fuse boxes and ground points on a 2017 Chevrolet Caprice PPV?
Trunk relay center50A and two 30A breakersFed from 100A and 60A fusible links. 110A total.
SwitchedF33 underhood, F2 rear10A each for the start/run and accessory circuits.
Ground pointsTrunk ground leadOr clean body metal. Never the battery negative post.
From GM's 2017 Caprice PPV specification guide. Our team has not yet checked these on a vehicle.
Where is the OBD-II port on a 2017 Chevrolet Caprice PPV?
OBD II
Diagnostic portOBD-II port: under the driver dashPlug-in GPS trackers and OBD harnesses connect here. Check the port before you plan the install.
Which years share wiring with the 2017 Chevrolet Caprice PPV?
This page2017From GM's own 2017 guide.
Same wiring2015 and 2016GM's 2015, 2016 and 2017 guides print the same connectors and colors.
Not this page2011 to 2014GM does not post guides for these years on its upfitter site.
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This page covers the 2017 Chevrolet Caprice PPV (9C1 police package) with GM's police upfit connectors.
Every color here comes from GM's own 2017 Caprice PPV specification guide. Our own team has not yet metered these on a 2017 vehicle, and each row says so.
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 truck in front of you.
Common questions about 2017 Chevrolet Caprice PPV wiring
What wire is constant power on a 2017 Chevrolet Caprice PPV?
Red/Blue at the trunk, right side, above the rear auxiliary battery junction block, connector P446. Battery feed through a 50A circuit breaker, 10 gauge. Meter it before you tap it.
What wire is ignition on a 2017 Chevrolet Caprice PPV?
Violet/Gray at the right front foot well, upfit connector P278 pin 5 (circuit 539). Hot in start and run, 10A, fuse F33 in the underhood fuse block. Meter it before you tap it.
Where is the vehicle speed signal on a 2017 Chevrolet Caprice PPV?
White/Black at the right front foot well, upfit connector P277 pin 2 (circuit 381). 4,000 pulses per mile from the brake module. Meter it before you tap it.
Which years share wiring with the 2017 Chevrolet Caprice PPV?
2015 and 2016. GM's 2015, 2016 and 2017 guides print the same connectors and colors.
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 2017 Chevrolet Caprice PPV 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 2017 Chevrolet Caprice PPV gets their name here, and it stays here.
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