What kind of transmission does the Duramax LB7 have?
The LB7 was available mated to the Allison 1000 five speed automatic transmission or the ZF 6 speed manual transmission, with the automatic being a much more common choice. The LB7 was produced through the 2004 model year, when the LLY was introduced in its place.
What should the transmission temp be in a Duramax?
If you own a 2001-2004.5 LB7 Duramax your normal operating temperatures will run around 160-180 degrees. These transmissions will warm up when towing or driving in the summer months. 200-225 is very common when the ambient air temp is 80-100 degrees and your transmission is under an increased load.
When did the GMC Duramax Allison 1000 come out?
In every possible way, the Duramax was superior to the outdated Detroit and marked a revolutionary turning point for GMC and Chevrolet pickups in the diesel marketplace. 2001 also introduced the Allison 1000, arguably the first automatic transmission in its class worthy of being mated to a powerful diesel.
What should the temp of an Allison Transmission be?
How hot should your Allison transmission run? If you own a 2001-2004.5 LB7 Duramax your normal operating temperatures will run around 160-180 degrees. These transmissions will warm up when towing or driving in the summer months. 200-225 is very common when the ambient air temp is 80-100 degrees and your transmission is under an increased load.
If you own a 2001-2004.5 LB7 Duramax your normal operating temperatures will run around 160-180 degrees. These transmissions will warm up when towing or driving in the summer months. 200-225 is very common when the ambient air temp is 80-100 degrees and your transmission is under an increased load.
Is there a wiring diagram for a Duramax?
No, just a complete wiring harness diagram. I had one that explained all the ECM pins, voltages, routing and everything, it was like 30 something pages. I cant get you like a whole book in one file but I can get certain pages. I cant get you like a whole book in one file but I can get certain pages.
How hot should your Allison transmission run? If you own a 2001-2004.5 LB7 Duramax your normal operating temperatures will run around 160-180 degrees. These transmissions will warm up when towing or driving in the summer months. 200-225 is very common when the ambient air temp is 80-100 degrees and your transmission is under an increased load.
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.
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.
Are there any problems with my 2003 Duramax?
Thaks for the help. injectors,water pump,headgaskets,injectors again,instrument cluster,steering shaft,pinion seal,and injectors again. I have on 03 with 66,000 on it and know problems. Friend of mine has 03 asmost same truck and know problems with 145,000 on it. Sure love mine. P:S Injectors should be warrantied to 200,000.
Are there any problems with the LB7 Duramax?
The most notorious LB7 Duramax problem is their original injectors. Even GM acknowledged their problems when they corrected the original injector design and issued a 200,000 or 7-year warranty on the updated model. That doesn’t mean the LB7 Duramax you own has this problem corrected though.
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 are the common problems with 6.6L Duramax?
9 Common 6.6L LB7 Duramax Problems. 1 1. LB7 Duramax Injectors. The most notorious LB7 Duramax problem is their original injectors. Even GM acknowledged their problems when they corrected 2 2. Lack Of A Fuel Lift Pump. 3 3. Fuel Filter Housing O-Ring Leaks. 4 4. Water Pump Failures. 5 5. Overheating.