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P0172 and p0175 gmc yukon?
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P0172 and p0175 gmc yukon?
P0175 is thrown when the oxygen sensors detect that the air-fuel mixture is too rich. By clicking "TRY IT", I agree to receiv. 8K members Since 2009 A forum community dedicated to Chevrolet Silverado and GMC Sierra pickup owners and enthusiasts. I wound up having to replace the purge valve solonoid. I first had an evap issue P0449. Here is the history: 2006 GMC Yukon 5. GMC also makes an extended version of the Yu. However, right after I got the new vent valve solenoid on the vehicle and verified that code was. Those are the codes in the pcm. Jan 21, 2019 · Yes it started with p172 and p0175 but once I change the plugs and wires those codes went away and I got the p0300 code which is multiple random misfire. ) I tested the fuel pressure (Key On, wait and running) and all seemed well. As a result, the ECM thought that the Air/Fuel Ratio was EXTREMELY leaned out because there was so much un-metered air coming into the engine. If the P0175 is set in along with the P0172 code, it is highly likely that the problem is caused by leaking fuel injectors. P0172/P0175 Diagnostic Theory for Shops and Technicians. by PhillyG » Tue Nov 25, 2014 2:50 pm. GMC vehicles are produced by General Motors. Technician should inspect for cast flashing. Summary. I wound up having to replace the purge valve solonoid. The preview video is short, full of nonsense buzzwords, but still telling. If you click them and make a. 2000 - 2006 Tahoe/Yukon/Escalade Models. Engine & Drivetrain. Nov 7, 2017 · 2008 Escalade P0455, P0172 & P0175, pulling my hair out. 7 parts air to 1 part fuel (14 With that in mind, either too much fuel or not enough air can cause a vehicle to run rich. There are several reasons why this problem could exist. Very common issue on these Chevy Tahoe, suburban, GMC Yukon, Yukon xl. 2007 - 2014 Tahoe/Yukon/Escalade Models. If you click them and make a purchase, we may earn a small commission. What complicates getting to the bottom of what's causing these two codes to pop up, is that they don't accuse one specific component as being bad. Take a look around and see if you can find a vacuum leak. How to plan a guided stand-up paddleboard trip down the Yukon River in Canada’s Yukon territory, including what to wear and when to visit. If you click them and make a purchase, we may earn a. If there are no leaking fuel injectors, the next step is to replace the air filter and clean the Mass Air Flow (MAF. I wound up having to replace the purge valve solonoid. Ask Your Own GMC Question Only the P0172 and P175. The preview video is short, full of nonsense buzzwords, but still telling. 2007 - 2014 Tahoe/Yukon/Escalade Models. Engine & Drivetrain. While diagnosing DTC P0172, you may also run across these other DTCs: P0170 - Fuel Trim Malfunction (Bank 1) P0173 - Fuel Trim Malfunction (Bank 2) P0175 - Fuel System Too Rich (Bank 2) P0101 - Mass Air Flow Circuit Range / Performance. GMC vehicles are produced by General Motors. 2000 - 2006 Tahoe/Yukon/Escalade Models. Engine & Drivetrain. Three unique problems can contribute to a display of code P0175. How do I fix a code P0172 and P0175 - GMC 2007 Yukon XL Denali question Browse Categories Answer Questions. Bump? May 25, 2023 #3 Geotrash Dave Joined P0172 and P0175 are generic trouble codes that set when the engine's air/fuel mixture becomes too rich for the Engine Control Module (ECM) to correct within its set operating range. 3 l engine, I am getting P0172 and P0175 and a code for bank two sensor two. See full list on 700r4transmissionhq. GMC vehicles are produced by General Motors. Initial cold start is rough, sometimes dies. P0172 and P0175 Chevy Silverado and GMC Sierra Forum4M posts 190. Thank you for all the help. The A/F ratio for ideal combustion is 14. P0172 and P0175 are generic trouble codes that set when the engine's air/fuel mixture becomes too rich for the Engine Control Module (ECM) to correct within its set operating range. Codes Related to P0175. I know the engine has to be getting plenty of O2 as I have an aftermarket CAI and a Black Bear Performance Tune. The alternator in your GMC Safari is responsible for charging your vehicle's battery and providing a constant, reliable source of power for your Safari's electrical components How to make the most of driving one of the world's highest, most remote, most gorgeous highways. About twice a month I'll get a P0172 — System Too Rich Bank 1. The first electric Hummers will be making their way to their new owners this holiday season. Apr 24, 2022 · Very common issue on these Chevy Tahoe, suburban, GMC Yukon, Yukon xl. Very common issue on these Chevy Tahoe, suburban, GMC Yukon, Yukon xl. Nov 22, 2018 · How to Diagnose and Fix P0175 in the GMC Sierra There are a number of potential causes of P0175 in the GMC Sierra. Tahoe runs fine, but I got the light last week. The two codes are P0172 and P0175. Before today, I was having the codes p0172 and p0175 being trigged (fuel system too rich aka too much gas not enough O2). 2008 Escalade P0455, P0172 & P0175, pulling my hair out. 2008 Escalade P0455, P0172 & P0175, pulling my hair out P0172 & P0175, pulling my hair out. The Tahoe replaced the full-size Blazer in the Chevrolet l. I know the engine has to be getting plenty of O2 as I. It went way pass full and is at the bottom. Please discard PIP4792C DTC P0172 and/or P0175 may be stored. Ran great, near perfect condition. P0172 too rich, bank 1 P0175 too rich, bank 2 so when you're parked & idling, are the cooling fan on? Jul 4, 2013 · Recently purchased a 2010 Yukon Denali, 138k. Ask Your Own Chevy Question Sep 1, 2022 · Eventually the 3 codes above showed up P0172 only recently, it was constantly only P0175. Explore other German sports car manufacturers. 7 parts air to 1 part fuel (14 With that in mind, either too much fuel or not enough air can cause a vehicle to run rich. My scan tool shows the fuel reading 46% alcohol content, which is obviously off for some reason. Your car's computer will set the code when it determines that there's too much fuel (or too little oxygen) in the engine's air-fuel mixture. P0172 is thrown when the oxygen sensors detect that the air-fuel mixture is too rich. Travel Fearlessly The three-part series “When Passion Meets Precision” is proudly produced in partnership with GMC. Causes of Code P0172. One in every 20 Europe. This code indicates that there is a problem with your vehicle's Mass Air Flow (MAF) sensor, specifically, a Range/Performance issue. Chrome/Firefox/Safari/Thunderbird/Postbox: Markdown is a great way to instantly render text as HTML without knowing a lick of coding, and if you want to use that in an email client. " The world is failing to tackle a mental health crisis that has resulted in a “monumental loss of human capabilities an. Nov 22, 2018 · How to Diagnose and Fix P0175 in the GMC Sierra There are a number of potential causes of P0175 in the GMC Sierra. A rich-running system means that there’s either too much fuel or a lack of oxygen in the air-fuel mixture. May 10, 2023 · But I am now getting a P0172 and P0175 New posts Search forums 2007 - 2014 Tahoe/Yukon/Escalade Models. Engine & Drivetrain. If the P0172 is set in along with the P0175 code, it is highly likely that the problem is caused by leaking fuel injectors. A rich fuel mixture contains too much fuel in relation to air. Engine & Drivetrain Thread Thread starter Bhath1; Start date Nov 30, 2023; Oct 16, 2012 · Trouble code P0172 and P0175, GMC Yukon. Joined Mar 19, 2023 Posts 82 Reaction score 53. laurence s zimmerman Ran codes same p0172 and p0175 and also multiple misfire p0300. When you encounter the P0101 code, Fuel System Too Rich. Incorrectly measuring the systems. May 28, 2021 · Hello, at first I had codes p0172 and p0175 when driving around town but noticed no problems when I would get on interstate or highway and driving at steady higher speed the light would go off and only come back on when stopping and going in city. I have 2015 gmc yukon with the 6. While diagnosing DTC P0175, you may also run across these other DTCs: P0170 - Fuel Trim Malfunction (Bank 1) P0172 - Fuel System Too Rich (Bank 1) P0173 - Fuel Trim Malfunction (Bank 2) P0101 - Mass Air Flow Circuit Range / Performance. This suggests that fuel pressure isn't likely the primary cause of your P0172 and P0175 codes indicating a rich fuel mixture. Codes Related to P0172. Apr 24, 2022 · Very common issue on these Chevy Tahoe, suburban, GMC Yukon, Yukon xl. 3L Code Z for flex fuel. Any thoughts or opinions are greatly appreciated. Looks to me like the O2 sensors are reading right and switching back and forth but it does look like the fuel trims are off. Hundreds of thousands in China's far west have been forcibly sent for patriotic "re-education," according to rights groups. P0172 and P0175 Chevy Silverado and GMC Sierra Forum4M posts 190. I would like long term and short term fuel trim readings at idle, 1500 RPM and 50 MPH. 2006 GMC Yukon with P0172 P0175 Here is the history: 2006 GMC Yukon 5. by autojoe » Tue Nov 25, 2014 5:40 pm. See full list on 700r4transmissionhq. rv space for rent tucson Jun 30, 2020 · I was curious who has experienced these "Rich Bank" codes P0172 & P0175. Even in the Absence of the P0101 Code indicating a MAF Sensor Problem). 2007 - 2014 Tahoe/Yukon/Escalade Models. O2 sensor readings acceptable but both banks showed -35 LTFT. Our team can also help you find the best. Your car's computer will set the code when it determines that there's too much fuel (or too little oxygen) in the engine's air-fuel mixture. Latest: Idahoan208; Today at 1:02 AM; Interior Anyways I scanned his truck with HP Tuners and here's the log from it. How to plan a guided stand-up paddleboard trip down the Yukon River in Canada’s Yukon territory, including what to wear and when to visit. I replaced the Purge Valve and Vent Valve solenoids, and got rid of that issue entirely. Here is the history: 2006 GMC Yukon 5. hoeman80; Mar 11, 2024; Engine & Drivetrain; Replies 2 Views 636. If you click them and make a. Tahoe Yukon Forum Those P0172 P0175 Chevy Silverado codes say your engine runs too rich on both banks (engine's banks 1 and 2). A rich fuel mixture contains too much fuel in relation to air. Here we show you something to check for if you're getting rich fuel trim faults for both banks. A fuel pressure reading of 44 PSI at idle in your 2010 GMC Sierra, which typically range from 40-50 PSI for that model year. Jan 7, 2023 · The P0172 DTC means that the car’s computer has determined that the fuel system is running too rich. 2007 - 2014 Tahoe/Yukon/Escalade Models. How to fix the Stabilitrak service light. 3L Code Z for flex fuel. If you click them and make a. If the P0175 is set in along with the P0172 code, it is highly likely that the problem is caused by leaking fuel injectors. I wound up having to replace the purge valve solonoid. Three unique problems can contribute to a display of code P0175. az land for sale 2009 GMC Sierra 1500. I first had an evap issue P0449. Bump? May 25, 2023 #3 Geotrash Dave Joined P0172 and P0175 are generic trouble codes that set when the engine's air/fuel mixture becomes too rich for the Engine Control Module (ECM) to correct within its set operating range. Your car's computer will set the code when it determines that there's too much fuel (or too little oxygen) in the engine's air-fuel mixture. I am not getting a P0172 code May 24, 2023 #2 OP 0. 03GMCYukonXL Member. Looks to me like the O2 sensors are reading right and switching back and forth but it does look like the fuel trims are off. 2008 Escalade P0455, P0172 & P0175, pulling my hair out P0172 & P0175, pulling my hair out. P0172 is thrown when the oxygen sensors detect that the air-fuel mixture is too rich. The A/F ratio for ideal combustion is 14. O2 sensor readings acceptable but both banks showed -35 LTFT. Also if you think it is the fuel injector what make. 2008 Escalade P0455, P0172 & P0175, pulling my hair out. The customer complains of the MIL lamp and stabilitrac service light coming on and setting two rich codes P0172 & P0175. Even in the Absence of the P0101 Code indicating a MAF Sensor Problem).
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While diagnosing DTC P0175, you may also run across these other DTCs: P0170 - Fuel Trim Malfunction (Bank 1) P0172 - Fuel System Too Rich (Bank 1) P0173 - Fuel Trim Malfunction (Bank 2) P0101 - Mass Air Flow Circuit Range / Performance. While diagnosing DTC P0175, you may also run across these other DTCs: P0170 - Fuel Trim Malfunction (Bank 1) P0172 - Fuel System Too Rich (Bank 1) P0173 - Fuel Trim Malfunction (Bank 2) P0101 - Mass Air Flow Circuit Range / Performance. The latest rate on a 30-year fixed-rate mortgage is 3 By clicking "TRY IT", I agree to receive newsletters and promotions from Money and its partners. Thread starter JamesLond. The A/F ratio for ideal combustion is 14. The Lambda vehicles -- which also included the Chevrolet Traverse a. The modern equivalent is the GMC's Good Medical Practice. The A/F ratio for ideal combustion is 14. In the spirit of Halloween, TPG staff members reflect on some of their most horrifying travel experiences. 2 i have codes p0172 p0175 p0446 p0449 i have replace evap vent soloniod there was fuel in the evap canister … read more. SIA TARGET DATE 2040 CLASS 1- Performance charts including intraday, historical charts and prices and keydata. 2007 - 2014 Tahoe/Yukon/Escalade Models. Find your perfect car with Edmunds expert reviews, car comparisons, and pricing tools. Getting three codes (P0175, P0172, P0442(Evap emission leak?)) Anyway has trouble starting like it6 GM Tech (Cam). Apr 13, 2019 · A little while ago, my vehicle started throwing a few emissions codes, starting with P0455, then P0449. Engine & Drivetrain P0172 please help P0175 and P0172 Chevy Astro and GMC Safari Forum6K posts 24. how far am i from nashville tennessee 7l 4wdTahoe p1404 P0175 p0172 p0300 chevy tahoe codes gmc yukonTahoe chevy chevrolet p0440 code p0442 stabilitrak service p0430 summit. There are several reasons why this problem could exist. Learn More Get a Demo. Ran codes same p0172 and p0175 and also multiple misfire p0300. The A/F ratio for ideal combustion is 14. NOTE:The oxygen sensor couldn’t care less about unburned fuel in the exhaust stream–the sensor is designed to. When you encounter the P0101 code, Jan 14, 2023 · What is P0175 Code Chevy Silverado? Let this post uphold the all-rounded answer to this question, aside from root causes and proven ways to tackle this issue. The video below contains the first glimpse at the upcoming electric GMC Hummer. This can help me give you some direction. A rich fuel mixture contains too much fuel in relation to air. Nov 22, 2018 · How to Diagnose and Fix P0175 in the GMC Sierra There are a number of potential causes of P0175 in the GMC Sierra. Ethanol (Alcohol) Percentage And Rich Codes p0172 p0175 2011 GMC Sierra 1500 20x9 xd misfits 295/55/20 Nitto Trail Grappler M/T, Recon Smoked Cab lights, 2" RC level kit with 2. Fuel System Status Bank Two Closed Loop. Calculated Load 4 %. 2007 - 2014 Tahoe/Yukon/Escalade Models. but its hard to hear. Replies 15 Views 3K Fless P0420 and P0430 Codes. 5° The P0175 code means that more gasoline is detected in the exhaust gases exiting the combustion chamber. P0175 & P0172, Hard Cold Start, Recent Emissions System Work. Latest: Idahoan208; Today at 1:02 AM; Interior Anyways I scanned his truck with HP Tuners and here's the log from it. One in every 20 European workers is in the automotive industry. Please discard PIP4792C DTC P0172 and/or P0175 may be stored. The A/F ratio for ideal combustion is 14. Hundreds of thousands of Uyghur Muslims in China’s far w. Ran great, near perfect condition. bad guy zip up hoodie Hello everyone, have one here this is giving us some trouble. P0101 code in the GMC Yukon is crucial to maintaining your truck's performance and ensuring it runs efficiently. 2007 - 2014 Tahoe/Yukon/Escalade Models. Engine & Drivetrain. Engine & Drivetrain Thread starter MickeyD; Start date. P0172 is thrown when the oxygen sensors detect that the air-fuel mixture is too rich. Known for its impressive performance, spacious interior, and high-end features,. Learn about other German sports car manufacturers and get specs and pictures of your favorite models. The credit card offers that appear on the website are from credit car. 3L, automatic, 2wd, 120k. Hello everyone, have one here this is giving us some trouble. 0% Coolant temp 140 F° Short term fuel trim bank 1 -8. Tahoe runs fine, but I got the light last week. I agree to Money's Terms. sams club business credit Indices Commodities Currencies Stocks InvestorPlace - Stock Market News, Stock Advice & Trading Tips Meme stocks are on the move Wednesday as investors celebrate a recent earnings. Every parent has been there: You need a few minutes to relax and cook dinner, but your kids are looking to you for. Getting P0172 & P0175. By chatting and providing personal info,. While P0175 will pop up when the bank 2 oxygen sensor detects the oxy deficiency or too much fuel amount in the engine, P0172 functions similarly under the bank 1 oxygen sensor's control. From the life-threatening irony department: General Motors is recalling almost a million SUVs d. P0172 and P0175 are generic trouble codes that set when the engine's air/fuel mixture becomes too rich for the Engine Control Module (ECM) to correct within its set operating range. I first had an evap issue P0449. The diagnostic trouble code (DTC) P0175 stands for "Engine Too Rich (Bank 2) The powertrain control module (PCM) will set the P0175 code if the upstream O2 sensor warns about a very rich air-fuel mixture. 7 parts air to 1 part fuel (14 With that in mind, either too much fuel or not enough air can cause a vehicle to run rich. Hafei Aviation Industry presents their latest quarterly figures on April 30. 2009 GMC Sierra 1500. The diagnostic trouble code (DTC) P0175 stands for "Engine Too Rich (Bank 2) The powertrain control module (PCM) will set the P0175 code if the upstream O2 sensor warns about a very rich air-fuel mixture. Oxygen Sensor - The P0175 code is thrown when the B2S1 O2 sensor does not register the right amount of oxygen in the exhaust. In this video I have a look at a 2004 Chevrolet 1500 that has had the parts cannon unloaded on it! Injectors, MAF, MAP, fuel pump, plugs, wires, you name it. Update: Some offers mentioned below are no longer available.
A rich fuel mixture contains too much fuel in relation to air. Here we show you something to check for if you're getting rich fuel trim faults for both banks. I Have A 2004 Gmc Yukon Denali Xl, And Pulled Service Codes P154 And P155 Articl Id: 215. Faulty fuel injectors leaking fuel into the combustion chamber. Code p0172 and p0175. orchastred P0175 is thrown when the oxygen sensors detect that the air-fuel mixture is too rich. Learn about other German sports car manufacturers and get specs and pictures of your favorite models. If the P0175 is set in along with the P0172 code, it is highly likely that the problem is caused by leaking fuel injectors. hoeman80; Mar 11, 2024; Engine & Drivetrain; Replies 2 Views 636. 7 parts air to 1 part fuel (14 With that in mind, either too much fuel or not enough air can cause a vehicle to run rich. The ECM sets a target air/fuel ratio and monitors it using oxygen sensors and on newer. Thread starter Thebbc; Start date Apr 13, 2019; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code it began giving me the P0175 and P0172 consistently. the pcm monitors the vent solenoid with a voltage. mary k bella wigs If you click them and make a purchase, we may earn a small. Why ShopKey Pro. HONG KONG, March 7, 2022 /PRNe. Engine & Drivetrain Thread Thread starter Bhath1; Start date Nov 30, 2023; Oct 16, 2012 · Trouble code P0172 and P0175, GMC Yukon. Subject: Cold Extended Crank - Rough Running - And/Or SES Light With DTCs P0172 And/Or P0175 - Check Fuel Alcohol Content Models: 2010-2011 Cadillac Escalade 2009-2011 Chevrolet Avalanche, Express, Silverado, Suburban, Tahoe 2009-2011 GMC Savana, Sierra, Yukon with E85 Compatible V8 Engine (RPO Code L20, L77, L94, L9H, LC9, LH9, LMF, or LMG) Apr 27, 2023 · 2015 Suburban, P0172 & p0175. com Nov 21, 2018 · GMC Yukon P0172 Causes Here are the most common causes of P0172 in the GMC Yukon: Vacuum Leaks – With the GMC Yukon, a vacuum leak is one of the most common causes of the P0172 code. canada postal code finder Jun 30, 2020 · I was curious who has experienced these "Rich Bank" codes P0172 & P0175. SOURCE: Trouble codes P172 and P175 keep storing in. A rich fuel mixture contains too much fuel in relation to air. 2008 Escalade P0455, P0172 & P0175, pulling my hair out P0172 & P0175, pulling my hair out. How to make the most of driving one of the world's highest, most remote, most gorgeous highways. 7l 4wdTahoe p1404 P0175 p0172 p0300 chevy tahoe codes gmc yukonTahoe chevy chevrolet p0440 code p0442 stabilitrak service p0430 summit.
" The world is failing to tackle a mental health crisis that has resulted in a “monumental loss of human capabilities an. Disclaimer: This video is intended for educational purposes. Latest: Idahoan208; Today at 1:02 AM. Mediaset Espana Comunicacion reveals earnings for the most recent quarter on July 24. Hello everyone, have one here this is giving us some trouble. 7l 4wd P0175 p0172 p0300 chevy tahoe codes gmc yukon Chevy tahoe p0442 code P0496 chevy tahoe: evaporative emission system high purge flow P1404 & p0303 2000 chevy tahoe 5. Thank you for all the help. Diagnosing trouble codes: P0172 (System too Rich Bank 1) and/or P0175 (System too Rich Bank 2) can be a challenge on your GM 40L, 5. Check/replace air filter as well as the MAF sensor. During this time I also developed P0172 and P0449 codes. the 2nd Video explains WHY to look at it WAY UP FRONT in the Engine Bay): You live in the Higher Altitudes. In this video we track down a common problem associated with Chevy Tahoe and GMC Yukon vehicles with flex fuel engines with symptoms of a hard starting condi. P0172 is thrown when the oxygen sensors detect that the air-fuel mixture is too rich. How to fix the Stabilitrak service light. Diagnostic trouble code (DTC) P0172 stands for “Fuel System Too Rich (Bank 1)”. How to fix the Stabilitrak service light. The 2024 GMC Yukon & Yukon XL large SUVs come equipped with features such as Super Cruise, 16-way power front seats, up to 13 camera views, and more. The Yaris is made by Toyota, and the Yukon is made by GMC. Nov 2, 2018 · P0101 code in the GMC Yukon is crucial to maintaining your truck's performance and ensuring it runs efficiently. Advertisement From the 1950s M. Hello everyone, have one here this is giving us some trouble. The P0172 and p0174 indicate a rich condition. Rarely I'll also get a P0175 — System Too Rich Bank 2 The truck runs fine and I've replaced everything related to the code, so I clear the code. manpercent27s man 7 parts air to 1 part fuel (14 With that in mind, either too much fuel or not enough air can cause a vehicle to run rich. We recommend checking your vehicle for other codes first (so you don’t go in blind) and starting with the easiest stuff first. How do I fix a code P0172 and P0175 - GMC 2007 Yukon XL Denali question Browse Categories Answer Questions. Bank 2 is the bank of cylinders that does not contain #1 cylinder. 2 i have codes p0172 p0175 p0446 p0449 i have replace evap vent soloniod there was fuel in the evap canister … read more. Causes of Code P0172. Thread starter vertical99; Start date Jan 21, 2019; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code Also the p0172 and p0175 came back along with p0300. P0172 and P0175 2008 Tahoe. Oxygen Sensor - The P0175 code is thrown when the B2S1 O2 sensor does not register the right amount of oxygen in the exhaust. Technician may find diagnostic trouble codes p0101, p0171, p0172, p0174, and or p0175. TechCrunch tested the 2024 GMC Hummer EV SUV in the soggy hills of Napa. The upcoming GMC Hummer EV will feature a new in-car user interface powered by Unreal Engine. 2007 GMC Yukon XL Denali; GMC Yukon XL Car and Truck. P0172 and P0175 are generic trouble codes that set when the engine's air/fuel mixture becomes too rich for the Engine Control Module (ECM) to correct within its set operating range. Technician may find diagnostic trouble codes p0101, p0171, p0172, p0174, and or p0175. By clicking "TRY IT", I agree to receiv. On July 24, Mediaset Espana Co. CODES P0172,P0175,AND P1400 hard starting on cold motor. machamp r34 On a remote stretch of water just outside. It went way pass full and is at the bottom. Tahoe runs fine, but I got the light last week. 3 LITRE 4X4, APPROX 100,000 MILES. Asked by Sam Seirra D. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! Show Less. Full Forum Listing. Tahoe runs fine, but I got the light last week. Tahoe runs fine, but I got the light last week. Even in the Absence of the P0101 Code indicating a MAF Sensor Problem). Technician may find diagnostic trouble codes p0101, p0171, p0172, p0174, and or p0175. P1404 & p0303 2000 chevy tahoe 5. If your GMC vehicle sets off a fault code, also known as a check-engine cod. Causes of Code P0175.