What kind of coolant do you put in a GMC Sierra?

What kind of coolant do you put in a GMC Sierra?

Be sure to check your owners manual to determine the correct type of fluid to add – for GMCs, it will typically be in a section titled Fluid Capacities in the back of your manual. Mix the coolant with distilled water so that you have a combination of 50% coolant and 50% water.

What kind of antifreeze does a 2003 Chevy Silverado have?

General Motors vehicles such as the 2003 Chevy Silverado use DEX-COOL antifreeze, specification number GM6277M.

What happens when coolant goes out in a GM Truck?

Still trying to find the answer but have recently found an article illustrating the problem. If your General Motors SUV or truck is losing coolant, with no visible signs of a leak, the source may shock you Worse, allowing the problem to go on often results in a new engine.

How often should you change the oil in a GM Vortec?

Changing the oil about every 1,000 miles, for three successive changes, usually works. Any coolant or sludge left in the engine can destroy the oil’s ability to prevent wear. Coolant in the oil will also greatly increase a sludge buildup. Don’t take a chance, if your General Motors 4.8L or 5.3L Vortec engine is losing coolant.

What kind of engine does a GM Vortec have?

GM 6.0L V8 Vortec L96 Engine Vehicle Applications Vehicle Transmission Chevrolet Express (Cargo, Pass, Cutaway) MYD-6L90 Chevrolet Silverado HD < 10K GVW: MYD-6L90 Chevrolet Silverado HD > 10K GVW: MYD-6L90 Chevrolet Suburban 2500 (GMT900): MYD-6L90

Still trying to find the answer but have recently found an article illustrating the problem. If your General Motors SUV or truck is losing coolant, with no visible signs of a leak, the source may shock you Worse, allowing the problem to go on often results in a new engine.

What causes a GM V8 engine to leak coolant?

Knowing where to look helps and often a cracked cylinder head is the source of the problem. Between 2001 and 2006 GM manufactured millions of engines, many with defective cylinder heads castings. The cylinder head castings are weak in the area where the head bolts pass through.

Changing the oil about every 1,000 miles, for three successive changes, usually works. Any coolant or sludge left in the engine can destroy the oil’s ability to prevent wear. Coolant in the oil will also greatly increase a sludge buildup. Don’t take a chance, if your General Motors 4.8L or 5.3L Vortec engine is losing coolant.