Position: Heater To Tank. 2002 GMC Sierra 2500 6.0L V8 CNG. 2002 GMC Sierra 2500 6.0L V8 BI-FUEL. 2000-2004 GMC Sierra 2500 6.0L V8 GAS. 2000 GMC Sierra 2500 5.3L V8 GAS. Notes: Molded Coolant Hose. Engineered to resist electrochemical degradation - the leading cause of hose failure.
