
Does my 2003 LB7 have EGR? - Chevy and GMC Duramax Diesel …
Jan 7, 2016 · If you have the EGR, the supply hose (Item #1) will curve down to the EGR cooler cylinder/tube shown here. If you don't have the EGR, that heater supply line (Item #3) looks …
Do all LB7's have an EGR and CAT? - Diesel Place
May 17, 2007 · 2001 no cat or EGR 2002 - 2004 LB7 Federal emissions no cat no EGR 2002 - 2004 LB7 Clean state emissions with cat and with EGR It's just not California trucks that got …
EGR on an LB7 - Diesel Place
Apr 27, 2010 · Remember, I have a 2004, vin series 1 LB7 but it is the northeast version so I am lucky enough to have a kitty AND EGR. '93 Chevy K2500 - 6.5 TD --- Straight Pipe Exhaust
LB7: California EGR Delete - Chevy and GMC Duramax Diesel Forum
May 19, 2014 · The first 4-5 posts on every board about LB7 EGR seems to be "da hur LB7's don't have EGR". Well, some do. So here's two ways to defeat the system. Easy way- Disable …
EGR Sensor question LB7 - Diesel Place
Dec 26, 2008 · When the EGR valve is opened, the MAF rate will decrease. When the EGR valve vacuum control solenoid is operated at 50-70 percent duty cycle, the MAF rate should drop at …
EGR on LB7 - Chevy and GMC Duramax Diesel Forum
Apr 8, 2010 · can you take a pic of it. i have never seen a egr valve on a lb7!!! 07 lbz silverado 2500 ccsb 285/75/16 cooper discover st's, egr blocker, dual staight pipe exhaust, stage 3 afe …
LB7 How to delete EGR on CA Emissions Truck
2003 2500HD LB7,Fass Titanium. Leveled with Zone Offroad C32N 3" Lift System With Black Nitro Shocks. Magnaflo 5" Welded exhaust.
LB7 with EGR? - The Truck Stop
Apr 5, 2015 · Looks like deleting EGR is going to be an involved project if I want to do it the way I'd like to or technically the "right way" in deleting all the EGR related components. On the list I …
CA LB7 EGR Removal for cleaning (not delete). - Chevy and GMC …
Jul 11, 2016 · Discusses LLY and LBZ EGR systems, and by default, I believe it also applies to CA LB7's. According to KD, the engine management system monitors EGR function by looking …
lb7 with a egr valve? - Diesel Place
Mar 15, 2008 · The LB7 EGR system has a bunch of vacuum lines and 2 solenoids right by the fuel filter assemble and the CAT is under the truck as was mentioned before. 2004.5 LLY SC …