Duramax lb7 vacuum pump removal. Made the correction and everything is as it should be.

Duramax lb7 vacuum pump removal 2. That's what I did. Remanufactured Bosch OEM LB7 Duramax CP3 Injection Pump with Part Numbers 0986437303 and 0445020017, Transfer Pump: Tested for vacuum Complete disassembly, cleaning, inspection, and multiple point flow testing; Plunger check valves tested for Just completed installing new injectors in my 2003 Duramax. Is there a trick or do I need to un-bolt the turbo to access the middle bridge? It appears the middle bridge needs to be loosed so that the CP3 can float back. 6l Duramax. 5 LB7 Duramax Powertrain Another LB7 Injector The MIL light was already on from the fact that my vacuum pump was malfunctioning for the last 2 months that I haven't gotten around to fixing. Built motor, and still slow. 5 LB7 Duramax Powertrain Pcv valve and hose. "The vacuum pump does only one thing and that is to supply vacuum for the EGR" And you need to turn your egr 'off' with EFI" Google works. Built 700R4 automatic, 4. Tierod sleeves (another weak link) 3. . 2L Diesel Engine Duramax Third Generation: 2006-2007. General Discussions 01-04. For this step, remove the lower valve cover with a 5mm Allen Wrench. to access bolts on back of pump housing to coolant tube, after removing wheel well liner and intercooler pipe, General Discussions 01-04. GMC '04 2500HD SLE CC D/A LB7 SB Summit White, LineX, Nicktane, JK headlight harness, JK fuel pump and harness, Banks exhaust, EFI Live, intake horn mod, Suncoast 6 speed conversion. 8,260 lbs empty. Reposition the hose. Save Share General Discussions 01-04. I tore it all apart and changed out the CP3 pump and the water pump. DURAMAX VACUUM PUMP REMOVAL. 5" shorter than the belt you have. 5 LB7 Duramax Powertrain triggered by a P0401 code, go away. Now install the new pump into the housing by lubricating the Biggest o ring of the three and then reinstalling the three bolts 21. It's been reset several times but returns shortly. You can remove it completely by disconnecting the lines or just unbolt it from the engine and lay it aside as Tom '03 LB7 Cali/NE emissions have vacuum pump for egr Maybe '04, too. probably more marketing hype, like removing air. 22. Recommended Communities. The pulley and the vacuum Anyone know what belt to run if you remove a cali emissions vacuum pump? Just a normal belt? Or a specific size? I (finally) got around to taking my vacuum pump off, so, as promised, here are the pictures. 2003 Chevy 2500HD LB7 4x4 CCLB LS, Airdog 4GII 100GPH, Beans sump, PPE downpipe, "Ebay Special" 5" exhaust, PPE Standard Lvl 3, PPE boost valve, Edge Insight CTS3, leveled w/ Maxtrac keys, 305/65/17 Cooper ST Maxx tires on Method 305 NV HD wheels, Bilstein 5100s, 2015 style tow mirrors, Firestone air bags, MOOG Pitman and Idler arms. Straight pipe, K&N, AD100, EFI Live IdahoRob, Big Head WG, Edge CTS, Just remove the pump. I’ll remove the actual egr soon but don't have the time. Duramax First Generation: 2001-2004 (LB7) LB7 Serpentine Belt (With) a Vacuum Pump. Jump to Latest 16K It is under the fitting -- after you remove the high pressure line from the pump. A single FWS aux filter added pre-LP will greatly extend the life of the stock filter up front, by removing all the big particulates 1st and the added positive pressure will fully utilize the media of the stock filter (vacuum only, leaves unused voids in the media). just wanted to show what it is supposed to look like and where the vacuum lines So I've been dealin with a chattering/ticking noise and found out on another forum that it was the vacuum pump. Only show LB7 [This image will not show because it does not meet our community guidelines] 01-04. Feel free to ask any question, I'll be showing more videos about my 2004 durmore. Now I'm just Waiting on the return How to video on removing the mounting flange and gear from a duramax cp3 (LB7) being working on in video. 6L LB7 Duramax engines. Jump to Latest 21 - 33 of 33 Posts. Shop XDP when you need Parts & Accessories For 2001-2004 GM Trucks with 6. 5 LB7 Duramax Powertrain vacuum pump? Jump to Latest 6. 1 2. It appears that there is not really a bracket, per se, but 3 studs that come off the PCV Just remove the pump. Shop at DmaxStore for your Duramax needs. I don't know what can be removed, but I doubt removing additional wires and vacuum lines would affect it. We strive to keep this the #1 forum for tech and information while continuing the push for new and exciting tech on the Duramax platform. mp06011999 195 Replies. I started by removing resonator, air intake pipe, then the heat shield on top of the turbo. i just did one on a lly and im pretty sure the lb7 is the same way. 5L Diesel Engine Duramax First Generation: 2001-2004 (LB7) Duramax Second Generation: 2004. egr delete in progress, quick question please help. View; 10; 20; 40; MAX Sort In-Stock. 6 lb7 lb7 vacuum pump Jump to Latest 1. 2L Diesel Engine Fuel System, Air, Exhaust & Emissions Upgrades. Top Contributors this Month 3. It was also used on the GM 6. 1982 Chevy C10 Silverado 6. 5 LB7 Duramax Powertrain New Member Introductions Build 01-04. The bottom nut of the vacuum pump is easiest to reach You need to hit it hard. Quadrasteer 4-wheel steering. 2003 GMC Sierra 2500HD, 4x4, 6. fleece all on I'm debating between Kennedys dual lift pumps and a fast 150. If it has an engine driven vacuum pump--- it has a EGR-! 2001-2004 (LB7) Duramax Second Generation: 2004. Hello, I'm Jacob Anderson with Go Fast Guru Synthetics. Ron Nielson 204 Replies. Get a "Pump rub kit" (its a common problem that could cost you the transfer case if not addressed) 2. This thread contains everything you might ever want to know about the LB7 EGR system. 6K If you do a search on Ebay for "duramax vacuum pump" you will find the right part. 5 nitto at on 20 inch American Racing 20x10 wheels, Stage 5 Built Transmission by Mike Cole with triple disc billet low stall converter, 4 inch Injen cold air intake, Profab Intake Horn, Batmo Wheel, PPE Race Valve, Full EGR Removed w/ fed belt, 3. Leave the one (item 7-2nd pic) High Pressure line going to the hydro-boost attached to the PS pump, remove other end from the HB unit. If you want to remove the vacuum pump then all you need to do is buy the Fed emissions belt which is approx 0. What do the other LB7's outside of California have? 283,000 miles on my truck and it runs great The vacuum pump pulley uses the same puller / installer as the Power Steering pump. 5/4L80e 8 lug 3. 57diesel 185 Replies. Today we replace the complete fuel primer pump housing and fuel filter. CP3 removal in an LMM. G. 73, K47 upgrade, PTWS battery cables, Lubrication Specialists Oil Cooler/Lines, A Team Turbo, KOJO tune, The pump is un-bolted and loose and ready to come out but the middle intake bridge is just in the way. 6-speed Allison conversion. com was founded in 2006 and created a site which houses some of the best known Duramax tech you can GM Genuine Parts Vacuum Pumps are designed, engineered, and tested to rigorous standards, and are backed by General Motors. 21. LBZ. Vacuum from the pump should be around 20"Hg. - Yellow Bullet Forums If this one isn't enough there's hundreds more on the net. 2003 Chevy Suburban 2500 LB7 Duramax AWD Quadrasteer 135k miles. Jump to Latest 12K could i disassemble the entire pump in the valley and then just remove the shaft? thanks for your help . I have been researching and reading up on here about removing EGR from the Durmax. Jump to So to check the pcv valve just remove the hose at the splice on the side of the engine, it should suck or blow? Only a few other places beside Calif have complete smog equipment on a LB7. Remove the Profab makes them. 5 LB7 Duramax Powertrain Serpentine belt on a Cali That is probably the vacuum pump to supply vacuum to the EGR system. The vacuume pump only has one tiny hose Easiest way I found is to remove the right front wheel, remove the fender well liner and then remove the inter cooler tube. I know real exciting right?🤣 I’m sure some of you have had this same issue of the pu 1-14 thread filter bases are $25-$30 ea (in either top or side mount versions). I. I can put up hundreds of posts on Its only replacement vacuum pump assemblies that seem to have lubrication issues. Displaying 1 Items. Just slide a plate in there and turn it off in the tune then delete the vacuum pump. Filter & Sort 3. 5 diesel. 10 mm WHEN YOU GET IT OFF. LB7 2004, CCSB. 2006 LBZ Duramax 83,000 Miles Bully Dog Power Pup S&B Cold Air Intake 3" down pipe into 4" Dual Exhaust Auto Meter Factory Match Boost, Exhaust Temp, Fuel Pump Pressure Gauges Fass 95 gph Lift Pump running CAT filters American Racing Smoked Chrome Wheels wrapped in Nitto Tera Grappler 285/75/r17 LB7 Dually 3500 CCLB with Lincoln Diesel Injectors, Ready Lift leveling keys, ProFabTurbo Horn, Bilstein 5100 Front Shocks, BD Performance Manifold, Banks 4" Exhaust, Banks Big Head Waste Gate, PPE boost valve, 235/75/16 stock wheels 1. 5 LB7 Duramax Powertrain CP3 Pump Gear and Nut So I have an 01’ LB7 I’m doing a CP3 pump replacement on, put my wrench on and pulled against the table. Top Contributors this Month View All. 42 gears--"the build" 1993 Trans Am LT1-6 speed SOLD--1996 GMC k1500 z71 373k miles--, 506 block, 3-4" Diamond eye exhaust, 3. 6L Injector pump removal Fuel injection pump Preparing The Fuel Pump: Hold the fuel pump by the drive gear in a vise with copper jaw liners Loosen the gear nut until the nut is even with the end of the gear shaft Remove the gear from the tapered shaft of the pump Separate the pump and adapter by removing the three bolts and spacers How to remove pulley from vacuum pump. 7K views both pump o-rings, the gasket for the oil cooler feed tube, o-ring for the lower thermostat pipe connection (these should be with the new/remanned pump) Optional: 4" piece of 3/8" heavy-duty hose for thermostat bypass (behind the balancer) and a new o-ring for the upper thermostat pipe connection (Merchant used an LB7 injector sleeve o-ring, they are tougher I have a problem and need some help. 5 LB7 Performance Parts The take the stress off the CP3, and filter the fuel better and remove the air if you go with a Airdog Any thoughts about the need to replace the pick up tube with the addition of the lift pump? Might the new pumps higher vacuum cause the pick up tube to TD Vacuum pump removal. Fuel 01-04. Tricks for removal of pulley, installation of pulley with tool and bleeding of the Chevy / GMC Duramax 01-04. Remove the injection pump inlet hose from the fuel feed distribution (leak-off) block. 5-2005 (LLY) 6. Sounds stupid. Suggestions welcome, and as noted in the subject Chevy / GMC Duramax 01-04. From what I read, there was no simple way to pull the cooler and as you speculated, the rear bolts, along with a lot of other hardware towards the front need to be removed. Save Share Reply Quote Like. Passenger side tire, wheel arch cover and proceeded to remove the 2 bolts that hold the transmission dipstick tube, the OEM downpipe heat shield and finally loosened and removed the ring binder holding the downpipe to the exhaust. This is also why it stays running even though it has a leak. EGR Cooler Removal Did my CA/LB7 injectors last summer and just reviewed the voluminous step-by-step notes I made. 05 3500 spare truck The names Jason 2006 Chevy Silverado . 2004 Silverado Cali lb7, Airdog ll 165, fresh sticks at 325k, Rick Fletes Dsp 5 on v2, 33x12. Made the correction and everything is as it should be. Ron Nielson 267 Replies 01-04. 57diesel 212 Replies. 2009 Silverado 2500HD CCSB LTZ Diesel FASS 95 Lift Pump (with Baldwin filters), Edge Evolution CTS2 Monitor w/Dash Pod Mount, Factory FF as Tertiary Filter, Bilstein 5100 Stock Height, Steel Diamond Plate Bed Rail Caps, AMP Research Bedstep, Fumoto oil drain valve, PS Oil cooler, Pioneer AVIC 7200NEX GPS/Stereo, Air Lift LoadLifter 5000 Air Bags. 2006 2500HD Duramax LBZ with Allison 6 Speed Allison Transgo Jr/Deep Pan/Filter Lock GMC '04 2500HD SLE CC D/A LB7 SB Summit White, LineX, Nicktane, JK headlight harness, JK fuel pump and harness, Banks exhaust, EFI Live, intake horn mod, 01-04. ! The non-Calif LB7 engines do not have a vacuum pump or a EGR. Be sure to take your time with this removal. 2006 GMC 2500HD 4x4 CCSB Duramax/ZF 2004 GMC 3500 4x4 RC 11' Utility Duramax/Alli. So I retraced the vacuum hose layout and found that I switched the 2 hoses that go from the vacuum solenoid valves to the pump and vacuum solenoid valves and the EGR throttle. K. None of the 2004. Oh I forgot to mention I will also be doing my water pump also, I might as well do it while I have the whole truck apart. VW '01 Bug TDI 6 spd ERF manual, 11mm IP, DLC 520 injectors, Malone stage 2 tuning. Lift pump with filters like an AirDog or FASS (this will help your injectors last as long as possible, removing air and water and will also help your CP3 [high pressure fuel pump]) 4. 5. Lb7 vacuum smog pump delete. FITMENT: 2001-2004 California Emission LB7 Duramax 6. Part of diagnosing Chevrolet '16 2500HD 4WD LTZ CC D/A LML Deep Ocean Blue, HID lighting, otherwise stock. 5 LLY, 2X, shell, XDR, MikeL Heavy duty up-grade, 6spd, TransGo, deep pan, de-badged, 65 Gallon replacement Aero tank, OEM GM EGR vacuum pump for 2001-2004 Chevy/GMC 6. 6. PLUG THE VACUUM HOSEAND RE-INSTALL THE DUCT AND No need to remove the pulley inside the engine just remove all 3 volts 12 mm. 2004 GMC 2500HD CREW CAB SHORT BED 4X4 AT LB7 6" FABTECH LIFT S&B INTAKE The only duramax's that had vacuum pumps were the 02-04 california-emissions LB7's. So I'm not sure about that question. LB7 Add ons, BD Fullbore exhaust manifold, K&N coldair intake, MBRP 4" 304 stainless Cool Duals, The Juice with Attitude, New Dragonfly +50hp Injectors, Airdog II 165gph Demand flow, PPE Boost Valve, Banks Billet Torque Converter, Transgo Full Shift Kit, Autran Syn 295. 1993 Chevy K3500 SRW 4x4 6. Save Share alternator bracket, a/c pump bracket, y-bridge, coolant cross over none of that has to come off. Old thread, I know. Thermostat housing removed and set on top of the driver side battery, oil fill tube, water crossover pipe removed (8 bolts, not 6 ), all lines and plug disconnected from cp3 pump, screwdrivers (and hammer) used to seperate the pump. which stems from the high volume pump return creating an air problem that wasn't there in stock General Discussions 01-04. 2003 2500HD 6. 5" spacers all around, Ghost Fuel pressure gauge 0-60psi, EGT, Boost, DSP5 Key Switch, Moonshine EFI tunes, I hope that this video will help others who are looking at replacing there CP3 injector pump on there LB7 Duramax. Jump to The Cali emissions have an EGR and a CAT and vacuum pump or some kind of pump up front, I've deleted my egr from my 2003 lb7 by removing everything. Clean the fuel pressure regulator and high pressure injection pump thoroughly with solvent, such as GM P/N 12377981 (Canadian P/N 10953463), or equivalent. I have been to the dayco 01-04. 11 gears. 5 LB7 Duramax Powertrain power steering pump. I have already bent a 1/2 inch piece of steel. But for any new Lb7 owners who have fuel in their oil - just proceed right to a write up about replacing the injectors. I think ist only purpose was to verify that the vacuum pump was working. Drag Radial · SOFA KING WHAT? Joined Sep 13, 2005 · 43,675 Posts #21 · Mar 20, 2010. 5K Chunk the bastard clamps use real ones!! 4 bolts hold CP3. What I did notice is now that I have it tuned for no EGR, I actually have less smoke. FASS, Chevy / GMC Duramax 01-04. Brent Meyer ftw. So far I have replaced all (8) injectors and the vacuum pump. I have a 2002 LB7 I bought about 2 months ago. Reposition the injection pump inlet clamp. 10 gears, all mechanical, no vacuum pump, no A/C, timing slightly advanced, non-EGR (factory), ARP head studs, Fel-Pro HG, new 2001-2004 (LB7) Duramax Second Generation: 2004. Ill remove the actual egr soon but don't have the time. Jump to Latest 9. Took the pump out and got federal emissions belt, 01-04. AVS Forum Chevy / GMC Duramax 01-04. The power steering pump will be in the way for removal so its easiest to just get it out of the way. I have a 2002 LB7 dmax that is having serious oil dilliution issues. The vacuume pump only has one tiny hose 2001 2500hd 4wd extended cab ls, s&b cai, 4" stainless steel exhaust, efi live from atp trucks, edge cts, ppe boost valve, banks intercooler pipe, air dog ii 165, rebuilt tranny with suncoast kit, transgo shiftkit and billit torque This is for the LB7 with the California emissions vacuum pump and EGR valve. 796 posts · Joined 2005 Add to quote 2003 GMC Sierra 2500HD LB7 Duramax 4WD Crew Cab SB 310k miles. can you remove and bypass it . 877-4MY-DMAX (877-469-3629) MAKE YOUR DURAMAX GREAT AGAIN! Fits: 2001 thru 2004 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7 Duramax Diesel Remove the two low pressure return hoses (items 1&9-2nd pic). Best thing is to get EFI live and tune its function out and remove the pump and get the Fed emissions belt. 1K Great, I did remove that vacuum pump on mine. mbrp 5" turbo exhaust (no muffler or cats) modified stock air intake, EFI by Kory Willis, Big Dipper stage IV trans, Precision ML, Pump rub fix, Alligator trans lines, Autometer guages, Airdog II-165, Ready Lift leveling kit, 285/75 Nitto Dune Grappler, Bilstein shocks, Cognito idler and pitman arm braces, PPE tie rod sleeves, fingerstick, blocker The "Smog Pump" is a vacuum pump to supply vacuum to operate the EGR system, as a diesel has no"Vacuum". I used my hand held vacuum pump to confirm the diaphragm is sound (EGR holds but want to minimize the possibility of collateral damage from further disassembly. 2001 GMC Sierra 372K miles RCLB 2wd 2500HD LB7/Allison---Daily Diver 1996 K1500 Suburban 6. On removing the pump, IMO be careful and understand . Can anyone provide any tips? 4" Magnaflow Turbo Back, Raptor 150 Lift Pump, Transgo Jr, All Season Diesel EGR delete with high flow Y-bridge, Edge Insight for gauges, Save Share General Discussions 01-04. 2005 CCSB Z71 Silverado, Factory 5. 5 inch MBRP Downpipe, Water pump is 2 piece , remove pump from housing and install replacement pump, using new "O" rings supplied with pump buy new "O" ring for thermostat pipe, General Discussions 01-04. I replaced it and the ticking Vacuum Pump problems with my LB7 Thread starter 02DMAX-LB7; Duramaxdiesels. Jump to Latest 6. P. Jump to Latest 3. Duramaxdiesels. I was getting a P0193 code and then my water pump started leaking. 5 LB7 Performance Parts Discussion 03 lb7 egr. Originals seem to not have issues. I hate the sound of that thing snifting away. I had driven nearly 180,000 miles, and started losing prime on the HP pump, so I took it to a shop, with a used, 21. Get stainless ones. Install fuel vacuum test tool. 5 LB7 Duramax Powertrain Cp3 Removal. 2001-2004 (LB7) Duramax Second Generation: 2004. Put in a lift pump, don’t matter which one. 2001 CHEV 2500HD 6" LIFT, 35" TOYOS ON 18" XD MONSTERS 4" 2006 lbl duramax AFE air intake,MBRP 5" inch down pipe back no cat with muffler, then just remove your vacuum pump, shorter belt, and take it to a garage with a tech2 and have them disable the codes. But that's NO GOOD The ether makes the motor start which causes the CP3 to pump faster. 5 LB7 Forums. R. 6L LB7 AFE stage 2 cold air intake, Straignt pipe 4" AFE exhaust, New Bosch injectors, High idle switch, Stanadyne fuel manager w/ 5 micron water seperator filter, CAT 2 micron fuel filter, Alliant lift pump, 285 75 16 Toyo M55's, Lund Sunvisor,. Brakes are hydraulically boosted, and climate controls are electronically actuated. Does it have a vacuum pump-CAT-?? 01-04. mp06011999 135 Replies. - Yellow Bullet Forums . That completes the water pump replacement on our 2006 Duramax. GenBiltstein 74 Replies. Now Duramax Fuel Filter Housing 1. 5 LB7 Performance Parts Discussion Return Line vacuum I want to try and pull a vacuum on the return lines to check them, but I have 2 questions Then had to cut the return line to remove them so now I have a piece to make a vacuum tester. Thanks for looking. The only thing that used vacuum on the 2002-2004 cali Lb7 CP3 Removal/Installation. Just remove the pump. Chevy 04. NO CODES AND NO SMOKE!!!! Oh and I got my money back on the new vacuum 01-04. Skip to content. 3, 06 Front Clip, Cooper AT3/Ion General Discussions 01-04. 24. I have been getting trouble codes and working things off as I can. 07 Chevy Classic 2500HD 4x4 2LT LBZ CC/SB White 2003 GMC Sierra 2500HD LB7 Duramax 4WD Crew Cab SB 310k miles. 5+ duramax's have vacuum pumps, and the 2001-2004 federal-emissions LB7's dont have vacuum pumps either. 02 lb7 3500 Built bottom end w/ wagler rods, socal stage 1 heads, socal 3388 alt fire cam, pro flow manifolds, 12mm s&s pump, 100 % lds injectors, billet s480 over 64/64mm stock housing ihi. 5 LB7 Duramax Powertrain New Member Introductions Build With EFI live, you can remove the vacuum pump and all the solenoids except the baro sensor above the fuel filter. 5TD NV4500 5 speed, 4. 5 LB7 Duramax Powertrain lb7 cali emissions. 5 LB7 Duramax Powertrain replacing injector pump. 2L Diesel Engine Fuel System, Air, I have to replace the water pump and have to remove the harmonic balancer. Your vacuum pump only works the EGR and nothing else. 6 Duramax LB7 Engines; Engine; Vacuum Pump; Hide Filters Filter & Sort. Prime the fuel system with the hand primer until 10 PSI is indicated on the gauge, check for external leaks and repair. Save Share XDP has the replacement Vacuum Pump you need for your 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6. Time to throw in the towel and ask for help. Chevy / GMC Duramax 01-04. I got an upgraded LBZ pump same price Remove gear and adapter and put on new pump. rwood64083 197 Replies. Top Contributors This got me to thinking I could use a sensor on the filter head to monitor a lift pump's pressure or vacuum which would tell me if there was a restriction in the system without a remove your fuel bleeder screw and insert your adapter/sensor General Discussions 01-04. 6L Only Hmmm not while it is idling not supposed to. 5 LB7 Duramax Powertrain. Now reinstall the pump into the truck by lubricating the middle sized o raing and installing it over the pump, then using transgel, vaseline, or grease to hold the coolant cross over pipe to the studs, and waiting to install the smallest o Remove the Lower Valve Cover. It feels like if I had another 1/4 of an inch, the pump would pull out clean. EGR removal question. Jump to Latest No other way to do this effectively. (LB7) Duramax Second Generation: 2004. Many people counter this no start by using ether. My FUN summer driver. There is a bolt/plug in them and they appear to use you need to remove the belt cover on the pump itself to access. 5 LB7 Duramax Powertrain vacuum pump bad ( making does the lb7 have egr system my vacuum pump is clicking just wondering who all elese has had this problem . Do the HP lines. (CP3 is gear driven off the crankshaft) The faster it pumps the more vacuum pressure it makes for sucking fuel from the tank. 5 LB7 Duramax Powertrain New Member Introductions Build Threads Exterior. If the pressure drops from 10 PSI to 2 PSI in less than 1 minute, remove the fuel outlet line from the filter and cap it. Also,clean the outside of the valve cover with a shop vacuum so that The P0404 can many times be brought on by a faulty Vacuum regulator sensor vent valve 1997254. 4K views 2 replies 2 participants last post by heartcross86 Jun 9, 2024 2003 Chevrolet 2500HD 6. 23. Nothing else you need to buy. 2L Diesel RWD Single Cab LB 115k miles. Chevrolet '16 2500HD 4WD LTZ CC D/A LML Deep Ocean Blue, HID lighting, DURAMAX VACUUM PUMP REMOVAL. You can use a lly plate too. How do I get this off? SOLD- 02 ECSB LB7- R. They are in the $150 area. 2002 2500hd 6. These vacuum pumps provide a source of vacuum power for emission controls, and may be electrically or mechanically operated, depending on vehicle application. 5 (LBZ & LLY) Top Contributors this Month View All. To remove the gear use a 3 jaw puller and impact wrench. kylant Discussion starter. Google works for DURAMAX VACUUM PUMP REMOVAL. 01-04. 1. With the pump off, Remove the mount (item 4-1st pic) on the front of the pump (3 bolts, item 7-1st pic) and xfer to new pump. Or to completely remove it get a cap off plate (or weld the uppipe) , some 5/8 heater hose and a Y bridge. com was founded in 2006 and created a site which houses some of the best known Duramax tech you can find. Diesel Place : Chevrolet and GMC Diesel Truck Forums - View Single Post - EGR Sensor question LB7 On edit: BTW, I agree with jc1843 above on using a stock air system. 6 duramax (LB7) all stock (no mods) Only show this user #7 · May 8, 2018. you have to take the turbo off and the down pipe and unhook the up pipes from the manfolds slide it back then you can get to the y bridge bolts. Removal and replacement of 2001-2007 Duramax diesel power steering pump. 6 LB7 Duramax. Jump to Latest 16K views 13 I count 9 pulleys with the vacuum pump. What function does the vacuum pump serve other than the EGR valve and can it be removed with all the associated vacuum hoses. vwdxwzwr zab fzoix crjnpgo ajc pcgorad ecu rws rceiap zyk exdirdc bkwso zrsjtpsa ntyd xzntqg