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Bulkhead Connections and Distribution Blocks

This category on the website [ ECM Wiring Harness Related ] we are giving you all of the information related to the individual parts in the Buick Turbo Regal, along with the associated wiring, connector plugs, etc.

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VEHICLE APPLICATION:

Buick Regal, T-Type, Turbo T, Limited, Grand National, GNX

PART NAME:

Bulkhead Connections and Distribution Blocks

PURPOSE OF PART:

to distribute the wires throughout the vehicle

TURNS ON-OFF / FUNCTIONS / USED WHEN:

in constant use while the ignition key is on

LOCATION IN VEHICLE:

distribution blocks, junctions, connectors, are located throughout the Gbody Regal

ORIGINAL GM PART NUMBER:

c-100, c-437, C-453

PART BASE COLOR:

white, brass tabs

CONNECTOR PLUG COLOR (PART SIDE):

assorted

WIRES ATTACHED (PART SIDE):

assorted

CONNECTOR PLUG COLOR (HARNESS SIDE):

assorted

NUMBER OF WIRES ATTACHED (HARNESS SIDE):

assorted

COLOR & PURPOSE OF (HARNESS SIDE) WIRES:

c-100 bulkhead 1 firewall connector (engine compartment side) contains all feeders that run thru firewall.

C437 connector (engine compartment side), passenger side connector thru firewall.

C453, main distribution block, located in the interior, left front upper portion of dash. This is the main hub for power that feeds everything inside the car including the fuse box, dome light, power seat, rear defogger, etc.

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OTHER NOTES:

[SEE wiring harness]
[SEE harness routing]

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PHOTOS OF PART AND CONNECTED WIRES:
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Here’s a list of all of the ECM Wiring Harness Starting Charging Ignition Wiring & Connectors in the Buick Regal:
(click the links to go to the one you need info about)

* ALDL
* Alternator
* Battery Cables (Positive & Negative)
* Bulkhead Connections & Distribution Blocks
* Coil Pack
* ECM Memory Power Wire
* ECM
* Fuel Pump Test Tap
* Fuse Box
* Fusible Links
* Harness Routing
* Ignition Module (IM)
* Inline Fuses
* Main Grounds (Grounding Points)
* SES Light
* Starter
* Tach Tap Harness
* Volts Light
* Wiring Harness (Main Harnesses in car)

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