Power Take-Off (PTO) Connectors

2004 Oldsmobile Bravada AWDSECTION Power Take-Off (PTO) Connectors
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Power Take Off (PTO) Relay

GM535912Courtesy of GENERAL MOTORS CORP.
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

GM280767Courtesy of GENERAL MOTORS CORP.
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
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.