GM Service Manual Online
For 1990-2009 cars only
Connector 1: Exhaust Brake Actuator Control Solenoid Valve (K40 or NPE)
Connector 2: Exhaust Brake Relay (K40 or NPE)
Connector 3: Exhaust Brake Switch (K40)

Exhaust Brake Actuator Control Solenoid Valve (K40 or NPE)


Object Number: 68721  Size: CH

Connector Part Information

  • OEM: 15300027
  • Description: 2-Way F Metri-Pack 280 Series, Sealed (BK)

Exhaust Brake Actuator Control Solenoid Valve (K40 or NPE)

Pin

Wire Color

Circuit No.

Function

A

WH/D-GN

SB02

Engine Brake Solenoid Feed

B

BK

SY01

Ground

Exhaust Brake Relay (K40 or NPE)


Object Number: 1427679  Size: CH

Connector Part Information

  • OEM: 7323-6055-30
  • Description: 5-Way F Yazaki (BK)

Exhaust Brake Relay (K40 or NPE)

Pin

Wire Color

Circuit No.

Function

30

PK

SB01

Ignition 1 Voltage

85

PU

DF44

Exhaust Brake Relay Control

86

L-GN

BB15

ABS Active Signal

87

WH

SB02

Exhaust Brake Voltage

87A

--

--

Not Used

Exhaust Brake Switch (K40)


Object Number: 237083  Size: CH

Connector Part Information

  • OEM: 7323-5060
  • Description: 6-Way F Yazaki (NA)

Exhaust Brake Switch (K40)

Pin

Wire Color

Circuit No.

Function

1

BK

CU21

Ground

2

WH

CF31

Exhaust Brake Request Signal

3-4

--

--

Not Used

5

BK/RD

CF33

Illumination

6

BK

CU03

Ground