GM Genuine Parts Engine Coolant Heater
OE
Pack of 1

GM Genuine Parts Engine Coolant Heater

GM Part #55503649

ACDelco Part #55503649

MSRP$73.54*

GM Genuine Parts Engine Heater 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 Engine Heater are designed, engineered, and tested to rigorous standards, and are backed by General Motors. 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

Probe Diameter0.31in
Probe Length0.35 in / 9 mm
Outlet Outside Diameter1.5 in / 38.1 mm
Body Outside Diameter1.17 in / 29.7 mm
Body Length2.5 in / 63.63 mm
Fits Hole Diameter1.1 in / 28 mm
ClassificationOE
Electrical Connector Quantity1
Heater TypeExpansion Plug
Replaceable CordYes
Voltage115DC
Wattage400
Universal Or Specific FitSpecific
Mounting Hardware IncludedNo

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.

ModelBody StyleTrimYear(s)
C3500HD2001, 2002
C6500 TopkickCab & Chassis - Conventional2001, 2002, 2003, 2004, 2005
C7500 TopkickCab & Chassis - Conventional2001, 2002, 2003, 2004, 2005
C8500 Topkick2003, 2004, 2005
CanyonCrew Cab PickupAT4, All Terrain, Denali, Elevation, SLE, SLT2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022