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-   -   Installing aftermarket Remote Keyless Entry (https://www.chevyhhr.net/forums/problems-service-repairs-42/installing-aftermarket-remote-keyless-entry-59242/)

opensorce 08-12-2017 03:38 PM

Installing aftermarket Remote Keyless Entry
 
Hi guys! It's me again. (This guy: https://www.chevyhhr.net/forums/prob...program-59029/ )

So after hearing multiple times "It just won't program", I am taking matters into my own hands and installing an aftermarket RKE.

Now, I've got the wiring of the unit figured out. I need to find out what wires I need to hook into to simulate a press of the switch on the driver side door. From the wiring diagram I *think* I need to connect the lock to the white coming out of the door wiring harness and the unlock to the black/white.

Anyone have an idea?
Here's the wiring diagram for the door.
http://repairguide.autozone.com/znet...3f807da0e0.gif

donbrew 08-12-2017 03:59 PM

Did you buy a RKE kit, there are many out there; Bulldog comes to mind. They come with direction.
When I installed one all I had to do was splice into one wire at the BCM and insert a resistor in another wire.

This site has directions posted on it.
Remote Car Starter & Keyless Entry Systems ? BulldogSecurity.com
Direct link to PDF
http://www.bulldogsecurity.com/manua...0ManualLOW.pdf

It is not as simple as pretending to push the button.

On Ebay: Universal Car Remote Central Kit Keyless Entry System with Remote Controllers E1 | eBay

donbrew 08-12-2017 04:09 PM

1 Attachment(s)
And it turned out, after I got the dealership to admit they were just stupid and they programmed the RCDLR, it worked along side.

It's a 1.5K resistor in the wire on pin#7 on the BCM X1 connector Wht/blk.
Here is more from Buldog:
Attachment 45417

RJ_RS_SS_350 08-12-2017 04:33 PM


Originally Posted by opensorce (Post 828677)
Hi guys! It's me again. (This guy: https://www.chevyhhr.net/forums/prob...program-59029/ )

So after hearing multiple times "It just won't program", I am taking matters into my own hands and installing an aftermarket RKE.

Now, I've got the wiring of the unit figured out. I need to find out what wires I need to hook into to simulate a press of the switch on the driver side door. From the wiring diagram I *think* I need to connect the lock to the white coming out of the door wiring harness and the unlock to the black/white

Doesn't seem right. My diagram in Haynes is a little different, but one thing that is the same, is that blk/wht is always grounded. So if you want that wire grounded, then you could hook to the blk/wht.

It seems more likely that you want the wires that go to the latches(or maybe the relays?), not the switches. But I have to admit, this system is difficult to understand.

Oldblue 08-12-2017 05:22 PM

I found this product to replace OEM unit

https://www.thewrenchmonkey.ca/produ...ts/BWD/C02007/

opensorce 08-12-2017 05:30 PM


Originally Posted by donbrew (Post 828679)
Did you buy a RKE kit, there are many out there; Bulldog comes to mind. They come with direction.
When I installed one all I had to do was splice into one wire at the BCM and insert a resistor in another wire.

This site has directions posted on it.
http://www.bulldogsecurity.com/manua... ManualLOW.pdf

It is not as simple as pretending to push the button.

On Ebay: Universal Car Remote Central Kit Keyless Entry System with Remote Controllers E1 | eBay

Yes, I've already bought the unit. I don't really want to get into the fuse panel because I keep hearing that on the HHR no RKE will work that way without a $70 security bypass module. So, like a lot of the folks who bought and successfully installed the unit on Amazon, I'm planning to just connect to the switch to simulate a press of the lock/unlock button of the driver side power lock switch.

Here's the unit I got:

donbrew 08-12-2017 05:30 PM

2 Attachment(s)
It only looks complicated; it is only 1 wire: G to 1500Ohms is unlock and over 1500 ohm is lock on the ground wire.

Once again we are getting confused between distribution diagrams and wiring schematics.

I think 2006 is actually a wht wire. Note the resistor in the switch.

Attachment 45418

So you splice the lock wire from your control unit directly into the white wire and the unlock from the control unit to a 1.5K resistor to the same point.

No need to go into the door panel, the wires are right there at the BCM connector X1. Lots of room to hide the control unit.

IIRC in this bundle

Attachment 45419

opensorce 08-12-2017 05:32 PM


Originally Posted by RJ_RS_SS_350 (Post 828683)
Doesn't seem right. My diagram in Haynes is a little different, but one thing that is the same, is that blk/wht is always grounded. So if you want that wire grounded, then you could hook to the blk/wht.

It seems more likely that you want the wires that go to the latches(or maybe the relays?), not the switches. But I have to admit, this system is difficult to understand.

The diagram I posted is from Autozone so may or may not be correct.

opensorce 08-12-2017 05:36 PM


Originally Posted by donbrew (Post 828689)
It only looks complicated; it is only 1 wire: G to 1500Ohms is unlock and over 1500 ohm is lock on the ground wire.

Once again we are getting confused between distribution diagrams and wiring schematics.

I think 2006 is actually a wht wire. Note the resistor in the switch.

Attachment 45418

So just that one wire? That does seem simple. Now to find a constant 12v hot, a good ground and that wire! :-P

opensorce 08-12-2017 05:56 PM


Originally Posted by donbrew (Post 828689)
It only looks complicated; it is only 1 wire: G to 1500Ohms is unlock and over 1500 ohm is lock on the ground wire.

Once again we are getting confused between distribution diagrams and wiring schematics.

I think 2006 is actually a wht wire. Note the resistor in the switch.

Attachment 45418

So you splice the lock wire from your control unit directly into the white wire and the unlock from the control unit to a 1.5K resistor to the same point.

No need to go into the door panel, the wires are right there at the BCM connector X1. Lots of room to hide the control unit.

IIRC in this bundle

Attachment 45419

Not sure mine has a resistor. Might need to go with a different model...

BTW, a metric ton of thanks for all you folks' help!!


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