Coolant Surge "Reservoir" Tank Cap DMAX-5118

Coolant Surge "Reservoir" Tank Cap, 2001-2007 LB7/LLY/LBZ

Part# ‍DMAX-5118

$15.60 $18.35

WARNING: Cancer and Reproductive Harm - www.P65Warnings.Ca.Gov

Fits: 2001 thru 2007 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ Duramax Diesel

OEM GM replacement surge(a.k.a radiator) tank cap. Faulty caps and aftermarket replacements can cause many different issues in the cooling system. 

Includes:

  • OEM Coolant Reservoir Cap

Replaces Part#:

  • GM 15075118