How do you refill coolant in a Duramax truck?
Fill res up, let it drain down with truck off. Repeat until full. Then start the truck letting it idle with cap off to temp and filling as needed. Drive around for a few miles with the heat blasting and check and refill. Continue to fill when or if needed until it stops sucking it down checking it every day or so.
What should the coolant in the surge tank be?
With the coolant surge tank pressure cap off, start the engine and let it run until the engine coolant temperature gauge indicates approximately 90 °C (195 °F). By this time, the coolant level inside the coolant surge tank may be lower.
What should I do if my coolant level is low?
Verify coolant level after the engine is shut off and the coolant is cold. If necessary, repeat coolant fill procedure Steps 1-6. If the coolant level is still low after having followed these steps twice, have the coolant system checked by a certified technician at the dealer for a possible leak.
Where does coolant go in a pickup truck?
On pickup models, slowly continue to add coolant so it goes into the non-pressurized side (fender side) of the coolant surge tank until it reaches one-third of the capacity. . At or above the MIN mark on the pickup. . To the COLD FILL mark on the van.
What to do if coolant spills out of coolant reservoir?
As an order of protection, you should place a coolant bucket under the coolant reservoir large enough in circumference to collect all the coolant that will spill when you remove the coolant lines that attach to this device. Step 2: Spray WD-40 on any rusted bolts.
How does a coolant overflow reservoir work?
Once the coolant returns to the radiator, it is circulated through multiple chambers to cool down and repeat the process continuously. However, one fact about coolant is that it expands as it gets hotter. The coolant overflow reservoir is designed as a relief valve of sorts that stores extra coolant for the radiator.
When to change coolant in a car engine?
Coolant can maintain a temperature near boiling for a very long time and will burn your skin if exposed. This job should only be completed when the engine is cold and has not been running for a minimum of one hour. Make sure you wear safety glasses and gloves to protect your hands from hot coolant if the engine is not cold.
What’s the best way to replace a coolant tank?
Using the pliers, make sure to slide the clamp off the lip where the hoses are attached to the tank. Step 6: Pry the hoses off the reservoir tank fittings. Once the clamps have been moved back onto the hose, you’ll need to use a very thin, flat head screwdriver to pry the hose clamps off the fitting.