Where is the crankcase vent on a Duramax?
The crankcase ventilation system on the 6600 Duramax engine vents the crankcase gases to the atmosphere. Located in both valve rocker arm covers are diaphragms to control the venting of the crankcase gases.
What are the most common 6.6L LB7 Duramax problems?
What Are The Most Common 6.6L LB7 Duramax Problems? The LB7 Duramax engine made its debut on Chevrolet and GMC HD trucks in 2001. These diesel engines are where the Duramax started, and they have been so successful that the Duramax are still used in GM HD trucks today.
When did the Duramax LB7 diesel come out?
Duramax LB7 Specs & Info. The LB7 Duramax was first introduced for the 2001 model year as General Motors retired its 6.5L Detroit diesel.
Is the LBZ Duramax water pump prone to leaking?
Unlike the LBZ Duramax, the LB7 Duramax water pump is prone to leaking, not outright failure. The OEM water pump uses an iron impeller which makes it much more durable than the plastic impeller used on newer models. Instead, over time the seals can deteriorate resulting in lower coolant levels because of coolant loss.
The crankcase ventilation system on the 6600 Duramax engine vents the crankcase gases to the atmosphere. Located in both valve rocker arm covers are diaphragms to control the venting of the crankcase gases.
Duramax LB7 Specs & Info. The LB7 Duramax was first introduced for the 2001 model year as General Motors retired its 6.5L Detroit diesel.
What is the first year of the Duramax?
The LB7 Duramax was first introduced for the 2001 model year as General Motors retired its 6.5L Detroit diesel. In every possible way, the Duramax was superior to the outdated Detroit and marked a revolutionary turning point for GMC and Chevrolet pickups in the diesel marketplace.
What kind of engine does a 2001 Duramax have?
While towing, engine began 2012 gmc 2500hd 6.6 duramax. While towing, engine began running very rough and shortly after, lost oil pressure. Shut down immediately, found … read more 2001 3500 Sierra 6.6L Duramax Smoking. Observations via the 2001 3500 Sierra 6.6L Duramax Smoking. Observations via the side mirror. Light blue at idle.