GM Service Manual Online
For 1990-2009 cars only
Table 1: Power Take Off (PTO) Relay
Table 2: Power Take Off (PTO) Switch

Power Take Off (PTO) Relay


Object Number: 535912  Size: CH

Connector Part Information

    • 12129716
    • 4-Way F Metri-pack 280 FLX LK (MD GRY)

Pin

Wire Color

Circuit No.

Function

30

ORN

3440

Battery Positive Voltage

85

LT GRN

488

Power Take Off Switch - Output - Enable

86

PPL

2562

PTO Engage

87

WHT

2561

PTO Signal

Power Take Off (PTO) Switch


Object Number: 280767  Size: CH

Connector Part Information

    • 12186098
    • 8-Way F Metri-pack 150 Series (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

BRN

41

Ignition 3 Voltage

B

LT GRN

488

Power Take Off Switch - Output - Enable

C

GRY

8

Instrument Panel Lamp Supply Voltage - 1

D

GRY

397

Cruise Control On Switch Signal

E

YEL

2522

PTO Status Signal

F

BLK

1850

Ground

G

DK BLU

84

Cruise Control Set/Coast Switch Signal

H

PPL/WHT

1382

LED Dimming Signal