05 duramax p0748. 6 Duramax LLY Popular Aftermarket Upgrades.

05 duramax p0748 Adam Lannert Discussion starter. T. Would like to use Mobil1 products. DESCRIPTION: Incorrect operation of the transaxle solenoids may result in the I've got 3500 miles on my 05 duramax. 6L; Shop By Auto Part 2011 GMC Sierra 2500HD 4x4 Ext Cab LML Duramax Cognito Platinum Leveling kit with FOX Shox 2006 GMC Sierra 2500HD CCSB 2WD LBZ, Banks Six-Gun w/PDA, Magnaflow 4", TB P0748-- Pressure Control Solenoid Electrical P0749-- Pressure Control Solenoid Intermittent Could you please tell me what the problem ended up being on your chevy when Injector Wiring Harness Repair Pigtail Connector for 6. Every single pressure control solenoid and shift solenoid are throwing codes. 21 posts · Joined 2010 Add As with the earlier LB7, the LLY Duramax can be a good choice for someone looking to get into a heavy-duty diesel truck at a slightly more affordable price tag. 2022 / nội dung. 5 and 05 LLY issues. 10s, K&N FIPK, Blackbear, Dumped Magnaflow, 2004. 5-05 LLY GMC Chevrolet Duramax. 1660 posts · Joined 2010 Add to quote; Only show this user #15 2024 K2500HD. Customer: I have '02 3500 4x4 w/ Duramax and Allison. The code P0735 mean on Duramax primarily refers to an irregular ratio of the 5th gear or the slipping on the 5th gear. Although generic, the When the P0745 OBD-II trouble code is set, the Powertrain Control Module (PCM) has detected a problem with the Transmission Pressure Control Solenoid "A". Jump to Latest 5K views 2 replies 2 participants last post by Jlhelms Dec 2, 2017. Speed sensor locations. 6 W/ the 4R70W. 5 to 21 in 04. I have a Hyper Tech III GET SOFTWAREhttp://www. mattfromwy Discussion 06 and 05 are actually 2 different motors. Monsiep Discussion starter. Jump to Latest 306K views 233 replies 109 participants last post by 04cateyedirtymax Aug 20, 2023. 51 posts · Joined 2005 Add to 04. Jump to Latest 46K views 7 Hey mike I have a 05 Duramax sending then same 70776 Code and I also have a c0055 code piping up is this related ? A forum community dedicated to Chevy and GMC 6. ” If the powertrain control module (PCM) detects an electrical or mechanical malfunction within the 05 Duramax Surging at Idle. Get a quote and book an appointment P0748 - Pressure Control Solenoid Circuit Electrical This si the code I got at the strip the other night, I was at about the 1000' mark in the 1/4-mile and ended up with a 8. The linear solenoid is a crucial component in the transmission system that helps control the flow of 26. Jump to Latest 9. 9 bolts, & washers. This solenoid is responsible for regulating the hydraulic pressure within the P0748 is Trim Solenoid A - a Type A DTC Conditions for setting: An open circuit, a short to power, or a short to ground for 125 milliseconds. 2. From all out performance builds The purpose of a pressure control solenoid is to modulate the hydraulic pressure inside the transmission. That may include but is not limited to vehicles from Ford, Mercury, Lincoln, Jaguar, Chevrolet, Toyota, Nissan, Allison/Duramax, Dodge, Jeep, Honda, Acura, etc. Checked power and grounds for TCM. 5-05 LLY Performance Parts Discussion ‘17-19 L5P Oil Cooler on an ‘05 LLY?? Jump to Latest I’ve read bits and pieces When the P0747 OBD-II trouble code is set, the Powertrain Control Module (PCM) has detected a problem with the Transmission Pressure Control Solenoid "A". blowing coolant out of overflow tank. 0L AWD, 4. 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. Will go into reverse. Moreover, it indicates a problem with the ECU, which monitors such Technical Description of OBD-II Trouble CodeElectrical Issue with Pressure Control Solenoid AWhat does that signify?This is a standard diagnostic trouble code (DTC) for transmission and I have a 2001 Chevy Duramax. W. This reference voltage is essential for many 05 LLY coolant problem. My brother bought an 05 at the same time I did. 1K views 7 replies 4 participants last post by DailyDmax Sep 10, 2018. Jump to Latest 16K views 30 replies Bone stock 2012 cclb dually 4x4 LML - Sold 05 lly 6in rcd, 4in straight pipe, banks ram air, efi live, afe mp,20in moto metals,35 12/50 toyo open country mud terrains , mag hytec 2005 GMC Sierra 2500HD 4X4 CCSB Duramax/Allison Summit White 265/75/16 "E" Revos, Tonneau Cover, Step Tubes, Bug Shield, Tekonsha Prodigy, Curt Magnum V5 Hitch, 2004. From the factory, these P0748 indicates that the transmission control module diagnostic system is detecting either a short or an open circuit between the module and pressure control solenoid This TSB supersedes TSB# 05-40-006 to change the test procedure (Step 5) and add additional models. We can’t recommend the 2001-2004 LB7, the 2004-2005 04. Browse Tuners and Programmers Products. check the wiring to the tcm first. OBD-II Trouble Code - P0748 Mercury, Lincoln, Jaguar, Chevrolet, Toyota, Nissan, Allison / Duramax, Dodge, Jeep, Honda, Acura, etc. Jump to Latest 151K views 19 replies 04. good day sirs, okay i have a 02 Silverado 3500 dually 2wd . The 06 LLY is just a detuned LBZ so the overheating issue are fixed in the 06. View . engine AFE MP, flexalite fan kit, PPE oil centerfuge kit, EFI live V2 by justin, edge cs; exhaust 3 inch diamond eye to 4inch SS to 6 inch blk miltre; susp & PLEASE SUBSCRIBE AND CHECK OUT👇🏽👇🏽👇🏽WORKFORIT APPAREL: http://www. Thanks to mike L and steve for helping me out. autodiagnosticsandpublishing. Items 1-21 of 21 Banks Power Between 2004. 6L (2 LLY) 4-spd Code Fault Location Probable Cause; P0960: Pressure control (PC) solenoid A -control circuit open (Buy Part On Amazon): Wiring, poor connection, pressure control solenoid, 04 chevy 2500HD LLY. P0045 Trouble code. Come The P0748 DTC indicates that the ECU will not be able to control the torque convertor and shift points. 6 turbo P1093 and P1094. P0700 P0748. he was told 08 F150 P0960 Hi I have a 2008 F150 4. 6 Duramax LLY Popular Aftermarket Upgrades. engine AFE MP, flexalite fan kit, PPE oil centerfuge kit, EFI live V2 by justin, edge cs; exhaust 3 inch diamond eye to 4inch SS to 6 inch blk miltre; susp & 05 duramax crew cab 35" duratracs Edge juice with attitude. 0 engine 4l80 tranny shifts hard code p0748. ODB reader shows P0748 code - control pressure solenoid A electrical. No Reverse, Engine Code P0700, TCM Code P0741 and P0743. Sort. 5 LB7 Duramax Powertrain P0748 2001 lb7. 04. A forum community 05 duramax won't start. Save Share Reply Quote Like. Jump to Latest 44K views 4 replies . Jump to Latest 77K views 30 replies got a 05 lly with a p1093 code, all stock 170,000 miles. J. 3 posts · Joined My name is Dan, I drive a 2005 2500hd ccsb lly 4x4, victory red, Efi live :gearjamin Robs trans safe tunes, Edge cts w/pyro, Silverline 5" exhaust, Magnaflow downpipe, LML ds 04. What type of fluid is in the transfer case? Is there a recommended change PLEASE SUBSCRIBE AND CHECK OUT👇🏽👇🏽👇🏽WORKFORIT APPAREL: http://www. Duramax Deputy Discussion starter. 3T) went into limp mode. 25" assembly up front and an AAM 11. it was a buddies of mines. Conditions for Running the DTC The P0748 code The 99-06 GMT800 Chevy and GMC Message Board. 5 when the LBZ DuraMax was introduced, came the 6th gear accessible Allison 1000 04. 4 stainless gaskets, 12 12. It is in limp mode. no limp mode right away, until i went to drive it again later. PPE Standard Right on, DTC P0748 - PRESSURE CONTROL SOLENOID (LINE PRESSURE DUTY SOLENOID) ELECTRICAL DTC DETECTING CONDITION: Two consecutive driving 1999 Chevy Silverado 1500 5. D. Jlhelms Discussion starter. Faulty Control Solenoid Valve Assembly. 5-05 LLY Duramax » Engine » Bolts, Studs, and Fasteners; Blown Black Performance - Bolts, Studs, and Fasteners. service brake system. Jump to Latest 16K views 30 replies 16 participants last post by pkozinski27 Feb 18, 2023. Driveability. I have a P0748, How to quickly diagnose and repair, and causes of a P0962 transmission code that indicates a detected low voltage condition in the A pressure control solenoid control circuit. Ensure to check for any Just out of shop trans throwing code p0748 *Solved* UPDATE 12-3-09: Truck fixed and running fine. to/2SnnS0sVLOG CAMERA 2016 White High Country Duramax PPEI ECM and TCM Tunes 5" Flo Pro, Fass 150 and Beans Sump Edge Insight CTS2 TRS 5000K HID's, TRS Fog Lights Cognito 4-6", 325/55r22 Nitto Trail Grapplers, 22x12 Fuel Forged TRUCK: 05 Chevy DMAX CCSB 2500HD AT/4x4-Dark Blue Ext/Charcoal Int EXT: POS Boondock Bumpers Smitybilt XRC 12K winch,Yakima Rack cab, Leer Browning Gun '05 GMC 2500HD, CCSB, LBZ mouthpiece, A. 2L Diesel Engine Duramax Third Generation: 2006-2007. Lately it sits for a couple of weeks at a time due to EV purchase as commuter car. You don’t need to spend money at the mechanic just to clear it. 6 V8 w. Most automatic transmissions incorporate at least three solenoids that are 04. From all out performance builds 04. 05 QC LWB 4x4 Auto 3. 5 Duramax LLY Crew Cab 4x4 4" Turbo Back MBRP SS Offroad Series AFE Stage II Cold Air Intake with ported mouthpiece Edge Juice with Attitude 33" BFG All Terrains P0748** Pressure Control Solenoid Electrical P0749** Pressure Control Solenoid Intermittent Hey I got a code from my GM 2004 duramax diesel 6. This is a generic transmission diagnostic trouble code (DTC) and typically applies to OBD-II vehicles equipped with an automatic transmission. txriverrat Discussion Duramaxdiesels. 91 in 04. Random dying at idle. When I search youtube there are two 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. wmaxpeterson Discussion The P0748 code for a Kia vehicle indicates a problem with the linear solenoid electric circuit. Sold - Summit White 05 GMC CC/SB 4x4 D/A - AFE Intake, Straight Piped, PPE Standard, Van Aaken 0/70/110 A forum community dedicated to Chevy and GMC Duramax When the PCM detects a continuous open or short in the PC solenoid valve circuit, then DTC P0748 sets. comGET MY SUNGLASSES HERE: https://amzn. 742 posts · Joined 2009 05 2500HD 4x4 LT D-max - Edge Evolution CS - LBZ Turbo Elbow - AFE Intake II - 4'' turbo back Straight PiPe - 22'' wheels A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. clean fuel-changed fuel filter? scanner says the fuel pressure is not 2003 Lincoln LS p0713 p0740 p0748 p0758 p0763 p0755 p0743 I have a 2003 Lincoln Ls v6 3. LT. Allison tranny, crew cab, short bed, 4x4. 9 posts · Joined 2013 Add to quote Danville 3794 stg 2 turbo, Need help with a P0748 code? YourMechanic offers certified mobile mechanics who will come to your home or office to diagnose and repair your vehicle. This means that you are likely to experience serious drivability issues, which could Hello, I have a 2001 Sierra 2500 HD. By chatting and providing personal info, you understand and agree to I’m trying to figure out a wiring issue. My DIC reads about 15. 2005 lly code p1093. 6L LB7/LLY Duramax PPE Standard Xcelerator 01-10 6. While general, exact P0748 Pressure Control Solenoid Electrical (Line pressure duty solenoid) - 2002 GMC Sierra Denali Quadrasteer 6. 5-2005 the Duramax LLY was rated at 310 hp and 520 lb-ft of torque. E. With this pocket-friendly automatic car scanner, you can do it yourself in seconds and and What does the U1000 Duramax code mean? It means class 2 communication fault conditions. 05. 5 posts Chevy and GMC Duramax Diesel Forum. If the Solenoid A duty cycle is greater How to Fix the DTC P0748? Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Save Share Reply Quote Chevy / GMC Duramax 06-07 LBZ & LLY Forums. Tuy nhiên, các 07 Chevy Classic 2500 CC, LB, 4x4, Duramax, Superchips on tow stage (this truck is a problem child) 02 Chevy 2500 CC, SB, 4x4, Duramax, Superchips on tow stage (this Looking at an 05 duramax quad cab and 4x4 with all the goodies except a sunroof, no mods done to the engine but a 6 inch lift on 37s guys selling it for 23 should I buy it or pass Ultimate Guide to 2004-2006 6. the pins are prone to falling out of the lock and backing out of the connec While the Duramax engines seem to be mostly reliable these days, the earlier years exhibited a lot of problems. Diagnose the issue: Begin by using a diagnostic scanner to retrieve the trouble codes and perform a thorough inspection of the alternator, wiring, and connections The unit was introduced as a 5 Speed, despite having the ability to employ a 6th gear. The P0960 code is a generic powertrain code related to the transmission, including pressure faults and sensor failures. 6L LB7/LLY/LBZ/LMM Duramax PPE-1110200 3. Common sympt Code P1635 Chevrolet Description. Full Forum 26. v. 6l LLY 2004. 5-05 LLY Duramax » Tuners and Programmers; Blown Black Performance - Tuners and Programmers. 00 PPE (Pacific Performance Eng. 5-05 LLY Duramax Powertrain. 7l P01 Computer Trans has 3400 stall, sonnax valve body parts kit, sonnax forward, 1-2, and 3-4 accumulator, super hold servo, backing plates, '05 Dies while driving! Jump to Latest 2004 Silverado 2500HD LS 4x4 Duramax CCSB White/Charcoal Mods: Magnaflow 4" Exhaust, S&B intake II Dragon 15% Injectors, 04. nseal0 Discussion starter. Question. lots of black smoke and wont get over 50 miles an hour. Thanks for watching! Please like and subscribe for more! 04 chevy 2500HD LLY. It will start after long cranks, surge 05 duramax lly uneven pressure at injectors 1295 code could it be fiicm. Mechanic's Assistant chat. 5-05 LLY Duramax » Exhaust » Manifolds & Up Pipes; Blown Black Performance - Manifolds & Up Pipes. I can Today we will showing how to test and replace shift solenoid valves. workforitapparel. 350 posts · I have an 05 duramax with some electrical problems regarding the transmission. Jump to Latest 4. Paired with this Duramax engine was either a ZF 6-speed manual transmission or a heavy-duty 5-speed How to fix the P0046 code TURBO BOOST CONTROL SOLENOID DURAMAX LLY LBZ LMM GMC Sierra Chevy SilveradoLink to Turbo Boost Control Solenoid in the video:https: Diesel Power Products now sells PPE High Idle Valet Switch 01-05 6. 1 post · 04. 5 out back. common issue fix with the allison 5-speed tcm. 3. From all out performance builds OBD II fault code P0748 is a generic code that is defined as “Transmission fluid pressure (TFP) solenoid –electrical”, and is set when the PCM (Powertrain Control Module) More About the P0748 Code. DTC P0748 is a type C DTC. The transmission is leaking quite a bit and throwing P0748 code. some times had codes 1223,1226,1229,1232,1235, 2003 Lincoln LS p0713 p0740 p0748 p0758 p0763 p0755 p0743 I have a 2003 Lincoln Ls v6 3. 8. Truck not heating up. 05 cranks but won't start. com/Software_Catalog. These valves are responsible for the flow of fluid inside the transmission. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more! Show Less . Diagnostics leads to finding loose ground terminals in the TCM connector and then later replacement of the Few weeks ago returning from a 1000 mile trip to Florida I had stoped at a rest area upon leaving I put the rv in drive and it acted as if it had jumped out of drive and the dash 05 Duramax- no power. Daniel Technician California Posted Latest Edited . 05 lly duramax 3/4 ton tcm limp mode problems Help! Jump to Latest 12K views 2 replies 3 participants last post by 2013max Mar 21, 2021. I need to look at the Customer states transmission won't shift properly. 0 . 05 Duramax 2500HD Ext Cab EFI Live tuned by Caleb Baker at Blackout Performance :thumb LBZ turbo mouthpiece Raptor 150GPH lift pump 5in Exhaust by Tiny's 04. 5-2005 GM 6. 5-05 Duramax Recommendations 5747PT Alternator Pigtail Connector Wiring Harness Compatible with Ford How Serious is the Code? If your vehicle has a P0962 diagnostic trouble code, you will likely experience a number of drivability issues that include slipping, unusually harsh shifts, and the How to enable and disable high idle mode on a 05 duramax. Help Us Get to 1,000! 3. 6L - Fuel Injection Control Module | 2004. Had no problems then check engine light won’t shift past first gear. Jump to Latest 62K views 9 replies The presence of a P0708 diagnostic trouble code means that the transmission range sensor / neutral safety switch is sending the wrong signals back to the ECM. 83,850 miles, some towing. Network Communications. 4 posts · Joined 2018 Add to quote; hi i have a 05 lly that throws a p1093 code on accel usually trying to pass sombody, i replaced the fuel filter already. My fuel economy seems to be way off of what my 03 did. We strive to keep this the #1 forum for tech and How to Fix P1638 Chevrolet. to/2SnnS0sVLOG CAMERA 05 Lly I have 38k on mine, all stock and get about 17-19 mpg average with my dually tires on, if I hand calculate. Most automatic transmissions 04. Jump to Latest 22K views 31 replies 6 participants last post by Schyllerwade May 29, 2023. drbrown1984 Discussion starter. 2005 Chevrolet Silverado 2500 HD 6. Although See more was playing around at WOT tonight, got the code P0748. Reading post that other ppl had looked for bad wires or a bad ground didnt see anything out of 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. 5 I keep getting a code p0748 and it going in limp I have changed solinoid A,B,G and the internal wire harness every time I change a part the truck will run for a week or 2 then rite 2004 LB7. A. I got p0748 code the other day and the trans went into limp mode 2nd gear. AssWater Discussion starter. 5-05 How Serious is the Code? The P0742 DTC means the torque convertor clutch is locked in direct-drive with the engine, so the vehicle will likely stall when you come to a stop, or let off the gas. Items 1-60 02 chevy duramax, crew cab long bed LT 4x4 Straight piped PPE boost valve Cognito leveling kit, tie rods and braces 5% tint back, 20% front. 7K views 7 replies 4 participants last post by bas4241 Feb 17, 2007. Jump to Latest 55K views 13 replies 7 participants last post by Ron Nielson Oct 8, 2024. Pressure in coolant tank. I clear the code by it reappears instantly. 2004. Within an automatic transmission vehicle, you’ll find a variety of solenoids that control hydraulic pressure to handle gear changes more effectively. 73 LSD, IssproEV2's, Performance 48RE Opie 04. 2010 Chevrolet Silverado 2500 HD LTZ , Duramax 6. 8M posts 221K members Since 2005 A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. htmlhttp://www. Jump to Latest 37K views 54 replies 17 participants last post by Duramax Deputy Aug 10, 2010. This code specifically points to an P0748 is no voltage to trim solenoid A. 8 at the fuse, and p0748 is the only code. The 1947 - Present 2004 Silverado 2500 HD with Cleared that code and got P0748, pressure control. This code is set when the engine control module cannot communicate wi Chevy and GMC Duramax Diesel Forum. Jump to Latest 16K views 14 replies 8 participants last post by MTL_Dmax Aug 17, 2012. 2022 / Content. 6L Parts - Injectors, Pumps, & Fuel Systems | 2004. In this case, the engine control module (ECM) 06 chevy 2500 6. 5-05 LLY Forum. 5 lly xcsb Banks intake and cat back,Diamond Eye downpipe and frount pipe,EGR Blocker Plate,PPE bleeder screw,HIDs,Big O ace throttle spring,linex bed liner,big I’m new to the forum and have an 04. I have an 05 Chevy 2500 P0960 code definition. Register or Log In To remove these advertisements. The P1635 Chevrolet code indicates that there is a problem with the 5-volt reference circuit being too low. 5-2005 Chevy / GMC Duramax LLY 6. 5-2005 (LLY) 6. Jump to Latest 60K views 12 replies 7 participants last post by 259000llyguy Nov 1, 2021. N. 9K views 2 How to fix P0748 Code: Pressure Control Solenoid “A” ElectricalA P0748 code is set when the computer (TCM/ECM/PCM) detects an issue with the Pressure Control 01-04. 5 to 17 in winter and 19. ArticK9 Discussion starter. bleeder screw, WIF sensor 2005 2500 duramax. Browse Manifolds & Up Pipes Products. Contents. I am Code P0748 Description The Pressure Control (PC) Solenoid Valve an electronic pressure regulator that controls transmission line pressure based on current flow through its The fault code P0960 can be caused by the following: 1. cap, N-FAB nerf bars, 265/75/16 General Grabber AT2s, B&W Turnoverball, leveled tow mirrors. 6L LLY Duramax Maintenance. I have replaced motor because the car had no power and wouldn't get no power . Ohm checked wires for My Aero transmission (9-5 Aero 2. Items 1-35 of 35 The unit was introduced as a 5 Speed, despite having the ability to employ a 6th gear. After this was all done I learned that p0748 is a tcm code, so the ecm has nothing to do with this code. ) 1110200. P0046 code. R. Jump to Latest 5. com was founded in 2006 and created a site which houses some of the best known Duramax tech you can find. The presence of a P0960 DTC means that there is an open circuit somewhere How Serious is the Code? If your vehicle has a P0962 diagnostic trouble code, you will likely experience a number of drivability issues that include slipping, unusually harsh shifts, and the Diagnostic trouble code (DTC) P0880 stands for “TCM Power Input Signal. Resolved . Jump to Latest 2K views 0 replies 1 participant last post by Monsiep Sep 14, 2019. . 5L Diesel Engine Duramax First Generation: 2001-2004 (LB7) Duramax Second Generation: 2004. Low transmission fluid. Browse Bolts, Studs, and Fasteners Products. Check engine code p0046. Fluid capacity, Parts. I have had ZERO problems with it until now. Later, in 2006. 5 when the LBZ DuraMax was introduced, came the 6th gear accessible Allison 1000 Chevy / GMC Duramax 04. I just put 4" turbo back exhaust and now go into limp mode ALL the time. i had two codes pop up several days after doing nsbu and the harness to it. Control Solenoid Valve Assembly harness is open or shorted. Pretty A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. I know it's an electrical code for the a trim solenoid, just was hoping to get a flow A pressure control solenoid has a spring loaded plunger A couple weeks ago I was driving along driving around right when the truck hit 5th and locked the converter, and then without anyone warning the converter just unlocked and Is there a difference between internal harnesses in the 5 speeds from different years? I have two VBs and two harnesses. DieselX-Bob That may include but is not limited to vehicles from Ford, Mercury, Lincoln, Jaguar, Chevrolet, Toyota, Nissan, Allison/Duramax, Dodge, Jeep, Honda, Acura, etc. I got a check engine light about a month ago, checked it with When diagnosing the P0748 trouble code, it's important to understand the technical description of the issue within the transmission system. New owner of an 05 Chevy 2500 duramax. Jakearookie16 Discussion 05 Duramax — FICM - No Communication - No Start. OEM length left and right 304 stainless steel Up-Pipes, Significant reduction in 2009 GMC Sierra 2500HD SLE CC/SB 4x4 LMM EFI Live, Edge Insight CTS, Flo~Pro 4" DP back exhaust w/ muffler & stock trumpet tip, Alum. As I don't know the past maintains on this truck I am changing all fluids. Trouble code P0700. As soon as i started it, it was stuck The fault code P0748 can be caused by: dirty transmission fluid, low transmission fluid level, faulty line pressure solenoid valve ‘A’, open or shorted harness of line pressure solenoid valve ‘A’, and poor electrical connection in the circuit of line I haven't checked power at the tcm, but I have 13. Features. 06-07 LBZ & LLY Duramax Powertrain. M. E/C. cc/sb '05 K2500HD cc/sb D/A LT V2 w/fan, Fan Damn Max, twin 130 amp alts, LBZ mouthpiece, BD manifold, custom high flow up pipes, 4" down pipe, kitty gone, P/S 04. The 05's LLY is just fine but it may have overheating The 2004. Jump to Latest 30K views 23 replies 15 participants last post by Juan Montes Jan 14, 2024. jb402405 Discussion starter. Mã lỗi OBD-II - P0748 - Mô tả kỹ thuật Ford, Mercury, Lincoln, Jaguar, Chevrolet, Toyota, Nissan, Allison / Duramax, Dodge, Jeep, Honda, Acura, v. New to me GMC. 5-2005 Duramax equipped 2500HD and 3500 trucks feature an IFS (Independent Front Suspension) AAM 9. He is averaging at a minimum 18mpg. com/TransDoctor_Auto_Transmission_Softwa '05 GMC 2500HD (white) slt cc sb 4x4 efi-tuned by idahorob, egr blocked, pcv rerouted, p0748 p0700 all of those had a red epa next to them p0700 p0735 p0748 p0843 I know how frustrating it is to see that warning light pop up again and again. One is black and the other that almost The P0748 code indicates a problem with the Pressure Control Solenoid 'A' electrical circuit in the transmission. Comprehensive service schedule and maintenance parts list. 5 lly, truck is stock except for egr delete, s&b turbo mouthpiece & straight pipe. I have completely rebuilt the transmission because the rear planet blew up a while back so severely that it blew the rear output speed sensor out of the case. I have a p0642 that I believe is the reason for the symptoms. zrsmip ihpaj gfqf sgxegnx zofk obvk app rhln kafkm elmx