Refer to the Glow Plug Substitution - Bank 1 and the Shine Plug Alternative - Bank or investment company 2 procedures in the Motor Controls - 6.6L sub-section of the Service Manual.

Observe for a fall in the cooing program pressure.Disable the energy program by eliminating the IGN 1 relay on D/K trucks or the IGN W relay on G4500/5500 trucks making use of the M 43244 Exchange Puller Pliers.Disconnect the 4-cable glow put control outlet connection from the shine plug exchange/controller assembly.Eliminate the shine attaches. Refer to Wear out Gasoline Recirculation (EGR) Valve Chiller Tube Substitute process in the Engine Settings - 6.6L sub-section of the Provider Manual.Chilling Program Pressurization:Item Identity: 11658Criff here for comprehensive picture of the image.On a chilly engine with the chilling system depressurized, set up the L 24460-01 Radiator Pressure Tester.Begin the engine and provide it to working temperature.Close off the engine.Using the M 24460-01 Radiator Pressure Tester, bring the air conditioning system pressure to 15 psi (103 kPa).Enable the motor to fascinating. Replace the EGR much cooler if any problem is discovered. Refer to the Loss of Coolant procedure in the Motor Cooling section of the Provider Guide.If the vehicle is outfitted with an Exhaust Gasoline Recirculation (EGR) system, inspect the EGR valve and intake program for proof of inner coolant leakage. Extreme white smoke cigarettes or a coolant kind odor coming from the wear out pipe, along with reduced coolant levels, may show coolant in the combustion holding chamber.CauseCondition may end up being caused by engine coolant entering the canister owing to a filthy or damaged close off between the gasoline injector sleeve and the canister head.CorrectionPerform the following medical diagnosis to figure out the trigger of the coolant reduction.Exterior/Internal Coolant Leaks:Verify that there are usually no external coolant leaks.

Please throw out Corporate Message Number 03-06-02-005A (Area 06-Motor).ConditionSome proprietors may comment on motor coolant loss with no noticeable leaks. Motor Coolant Reduction with No Visible Leaks (Reseal Injector Sleeve) - (November 18, 2004)Subject matter: Motor Coolant Reduction with No Visible Leakages (Reseal Injector Sleeve)Types: 2001-2004 Chevrolet Silverado2001-2004 GMC Sierra2003-2004 Chevrolet and GMC Chemical4500/5500 Modelswith 6.6L Diesel powered Motor (VIN1 - RPO LB7)This bulletin is getting revised to add technician cautions.

Lb7 coolant capacity