GM Genuine Parts Trailer Brake Continue Relay Assembly
OE
Pack of 1

GM Genuine Parts Trailer Brake Continue Relay Assembly

GM Part #20904439

ACDelco Part #20904439

MSRP$187.06*

GM Genuine Parts Trailer Tow Relays are designed, engineered, and tested to rigorous standards, and are backed by General Motors.

  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle

Pack of 1

About this product

GM Genuine Parts Trailer Tow Relays are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These relays function as an electro-mechanical switch containing a coil and set of connection points. These trailer tow relays provide a variety of control functions for a vehicle's trailer brake system. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies

Connector GenderFemale
Terminal TypeBlade
Cover MaterialPlastic
Terminal Quantity6
ClassificationOE
Terminal GenderMale
Wire Quantity0
Mounting Bracket IncludedYes
Connector Quantity1
Voltage12DC
Mounting TypeBracket

24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)

Please visit our warranty page on Gmparts.com for full warranty details.

The following should be conducted by a qualified technician:

  • Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
  • Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
  • Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary).
  • Check the thickness of your brake pads.
  • Inspection of the brake hoses for brittleness or cracking.
  • Inspection of brake lining and pads for wear or contamination by brake fluid or grease.
  • Inspection of wheel bearings and grease seals.
  • Parking brake adjustments (as needed).

Troubleshooting Tips:

  • Brake pedal pulsation (not to be confused with normal ABS operation).
  • Vehicle pulls to the left or right when brakes are applied.

ModelBody StyleTrimYear(s)
Escalade2008, 2009, 2010, 2011, 2012, 2013, 2014
Escalade ESV2008, 2009, 2010, 2011, 2012, 2013, 2014
Escalade EXT2008, 2009, 2010, 2011, 2012, 2013