What causes a coolant leak in a GM crossover?
Engine coolant leaks detected on some GM vehicles may be the result of leaking gaskets between the coolant crossover pipe and the front of the right cylinder head.
When do you replace the coolant crossover gaskets?
Replace the coolant crossover pipe gaskets with updated service replacement gaskets. There are three coolant crossover designs. The second design crossover started during the 2008 model year. The second design crossover has an access hole for a cylinder head plug on the rear bank (Bank 1).
What kind of coolant does a crossover use?
There are three coolant crossover designs. The second design crossover started during the 2008 model year. The second design crossover has an access hole for a cylinder head plug on the rear bank (Bank 1). This crossover uses the three-mounting-hole gasket. The two examples below use the three-hole gasket.
What kind of car has a coolant leak?
This applies to 2006-2007 Buick Terraza, 2009-2010 Buick Lucerne, 2006-2007 Chevrolet Monte Carlo and Uplander, 2006-2010 Chevrolet Malibu and Impala, 2006-2007 Pontiac Montana SV6, 2006-2009 Pontiac G6, 2006-2007 Saturn Relay and 2007-2009 Saturn AURA, all equipped with the 3.5L or 3.9L engine (VINs N, K, I, R, W).
What causes the coolant to leak from the hose?
Hose leaks are the most common result of this, and they occur when cracks or abrasions form on the hose. Over time, the cracks get bigger, causing it to leak coolant. Here are the following reasons why these leaks occur in the first place:
Which is the best sealant for a car coolant leak?
Where fast emergency repairs are required this sealant is ideal for sealing small leaks throughout the whole coolant system, infiltrating every nook and cranny to effect repairs to each and every leak.
Can a miracle seal stop a car coolant leak?
It will stop the leak instantaneously and prevent further related mechanical problems that could arise from simply ignoring the situation and allowing the leak to worsen to the extent where lasting damage could be caused.
Where are the coolant hoses located on a car?
Coolant hoses are just that: hoses. They are located at the upper and lower radiators, bypass, and heaters. Made from durable, synthetic rubber, they (at least the high-quality ones) can withstand pressure, vibration, chemicals, and heat, allowing the liquid coolant to flow freely between the engine and radiator, among others.