2009 Gmc Acadia Catalytic Converter DiagramCurrent scrap GMC Acadia catalytic converter prices A catalytic converter is not a new thing. 6L V6 > Exhaust & Emission > Catalytic Converter. The most common fix for P0420 in the GMC Acadia is a new catalytic converter, followed by an O2 sensor replacement. Menu: Catalytic Converter Price. This direct-fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic converter Helps your vehicle emit harmless gases Direct OEM replacement $225. Note: upon Buying the 2009 Acadia SLT1 I did have it checked out by a mechanic, in which he stated that there were no codes at all, hidden or otherwise. Fit For Chevrolet Traverse 09-17 Fits GMC Acadia 07-17 Catalytic Converter 3. 6L V6 Exhaust & Emission Catalytic Converter Filters E. Double check to make sure it is pointed in the right direction (there should be an arrow indicating this) and that the correct side is facing down. 1st design (1) isfor both intake and exhaust. First, clear the DTC codes with your scanner. The code warns about a problem with the catalytic converter mounted near engine bank 2 (the side of the engine opposite the number one cylinder). P0430 Code: Catalyst System Efficiency Below Threshold (Bank 2)">P0430 Code: Catalyst System Efficiency Below Threshold (Bank 2). Sensors is it Upstream or Downstream. KMAswIMMI527QNcHOI-" referrerpolicy="origin" target="_blank">See full list on wheelsjoint. OBD II Drive Cycle for GM. The instrument panel fuse box has an early and late fuse diagram layout. Shop for the best Catalytic Converter for your 2009 GMC Acadia, and you can place your order online and pick up for free at your local O'Reilly Auto Parts. Because of the way they are constructed, using rare metals like platinum, palladium, and rhodium, catalytic converters are expensive, costing upwards of $1,000 (not inclusive of diagnosis and installation). The carbon buildup was causing misfires , which, in turn was allowing unburned fuel to pass into the exhaust which damaged the catalytic converters. Chemicals, Oil & Wash Performance Batteries Engine Oil Brake Pads Brake Rotors Oil Filter Air Filter Spark Plug Wiper Blades Headlight Bulb Alternators Radiators Catalytic Converter A C Compressor Contact Us Auto Parts Emission Control and Exhaust Catalytic Converter and Mufflers GMC Acadia Catalytic Converter Buy Online. OWNERS MAY CONTACT BUICK AT 1-866-608-8080, CADILLAC AT 1-866-982-2339, CHEVROLET AT 1-800-630-2438, SATURN AT 1-800-972-8876, GMC AT 1-866-996-9463 AND HUMMER AT 1-800-732-5493 OR AT THE OWNER. If the OBD-II code reader displays a P0430 or P0420 trouble code, bring your vehicle to an auto repair shop for a thorough checkup and repair job. Catalytic Converter Direct-Fit; OE Grade; 49 State; Not For Sale Or Use In The State Of California; Front Rearward; Diagram Position: 4 5 Year Limited Warranty Finish: Stainless Series: OEM Grade Hardware Included: Yes Compare MagnaFlow OEM Grade Universal Catalytic Converter - 51206 Part #: 51206 Line: MGF ☆☆☆☆☆ (0) Check Vehicle Fit. Compliant Front Rear Front Left Front Right Center Unspecified Include vehicles sold in: Hide Choose for Me to Minimize Cost Choose for Me to Minimize Cost GMC > 2009 > ACADIA > 3. I went to the dealer and they told me I had to have coiled replaced before they would even check the catalytic converter & would charge me $300 just to replace one coil. One is in the front and one in the rear. What Cars Have The Most Expensive Catalytic Converters?. Catalytic Converter, Converter & Pipe: Item Dimensions: 8. 2009 GMC Acadia - Catalytic Converter Front Forward; Diagram Position: 3. 7 pretty bad Typical Repair Cost: $650 Average Mileage: 86,050 miles Total Complaints: 3 complaints Most Common Solutions: replace catalytic. We currently carry 8 Catalytic Converter products to choose from for your 2009 GMC. Before taking your Acadia into an exhaust shop for an (expensive) new catalytic converter, let’s ensure that’s what you need. GM 15903507 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P 2009-2011 GM Part Description Converter Assembly, 3Way Catalytic (W/ Exhaust Manifold P Replaced By 19418923 Manufacturer General Motors Customer Questions & Answers $793. We currently carry 10 Oxygen Sensor products to choose from for your 2009 GMC Acadia, and our inventory prices range from as little as $51. A 2009 GMC Acadia has three catalytic converters. Helps provide a tight seal for your vehicle's catalytic converter This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors MSRP $31. Good afternoon, You have two catalytic converter. GMC Acadia clogged catalytic converter symptoms, causes, and diagnosis. CompliantInfo Rear ORIGINAL PERFORMANCE OPCG4058 $147. Issues that can cause this OBD-II code include: A failed catalytic converter (very common) A faulty oxygen sensor (not very common) Circuit problems, such as damaged wiring and loose connections (not very common) An exhaust leak (not very common). Catalytic Converters for 2009 GMC Acadia for sale. 6L Front Driver/Passenger/Rear Catalytic. However, in order to meet Euro 6 standards, GMC had to make some changes and improvements to the catalyst. com">2009 GMC Acadia Recalls. GMC Acadia: Bad Torque Converter → Symptoms + Diagnosis">GMC Acadia: Bad Torque Converter → Symptoms + Diagnosis. 6L EPA (Fits: 2008 GMC Acadia) $182. Need a replacement catalytic converter for your 2009 GMC Acadia? MagnaFlow offers high-quality catalytic converters engineered for 2009 GMC Acadia sub-models and engine sizes. Our 2009 Acadia with 147,000 miles now shudders off and on from 45 to. 6L V6 > Exhaust & Emission > Catalytic Converter Price Alternate. GMC Acadia catalytic converter scrap price. 00 + Sold in packs of 1 x 1: $147. 00 ADD TO CART Ships in 1-2 Business Days. The dealer replaced the left catalytic converter, afterwhich a few months later I faied the State inspection with a P0430 code. Exhaust Components for 2011 GMC Acadia. If the engine is hot and you see no difference in temperature before and after the catalytic converter – your catalytic converter might be damaged. GMC Acadia 2009, Catalytic Converter by AP Exhaust®. Converter Assembly, 3Way Catalytic (W/ Exhaust Manifold P: Other Names: Catalytic. Here’s a good P0420 diagnostic order for the GMC Acadia: 1. It can run into problems over the normal life of the vehicle, and is often accompanied by OBDII code P0420. the 2nd pic is the one between the engine and the firewall by the way- last time I looked these up- it appears its the same part number for both. This will perform the same diagnostics as in step 3. 2009 GMC Acadia Relay Layout. The transmission was much more reliable and the engine leaks and failures were under control for the most part, which put a stop to much of the necessary engine problem diagnosis in previous models. P0420 GMC Acadia: Catalyst System Efficiency Below Threshold. Is there 2008 GMC Acadia 2 wd V6. step 1 :Identifying your Oxygen Sensors 0:57 Upstream oxygen sensors are located in between the engine and the catalytic converter Downstream oxygen sensors are located in the catalytic converter or farther away from the engine than the catalytic converter Locate your vehicle's firing order diagram The bank that contains cylinder one is bank one. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors MSRP $44. During this time, in addition to the diagnostics performed in step 4, the catalyst monitor diagnostics will be performed. GMC Acadia 2009, Catalytic Converter by Davico®. GMC 2009 ACADIA 3. This item: 2009-2011 for GMC Acadia 3. Among the many new options for the GMC Acadia spot are a reversing camera, blindtracking systems and cross-vehicle warnings when reversing. Exhaust Components for 2009 GMC Acadia. The catalytic converter is part of a car's exhaust system on the vehicle's underside between the muffler and the engine. Average repair cost is $650 at 86,050 miles. 2009 GMC Acadia SLE 6 Cyl 3. I came across this from Acadia forum posts: Repeat Catalytic Converter Failure On some 2009 Enclave, Traverse, Acadia and OUTLOOK models, the ignition coil circuit connections may cause engine misfires that may lead to repeat catalytic converter failure as well as scoring of the cylinder bores. GMC Acadia Catalytic Converters Failing? Socket trick for removing bolts in tight spots @ min 4:00 Trent's Overtime Garage 2. Ask Your Own GMC Question it's not before muffler you are saying back of the engine Can you share the pic GMC Mechanic: Ron. Catalyst System Efficiency Below Threshold (Bank 1)">P0420 Code: Catalyst System Efficiency Below Threshold (Bank 1). Vehicle: 2009 GMC Acadia AWD gmc acadia p2099 1 Answer 0 votes answered May 31, 2021 by OBDIITech (7. Location : Front, Driver Side,. Davico® Direct Fit Catalytic Converter. 08SLT1, FWD, Summit White, Ebony leather, sunroofs, DVD, power liftgate, remote start, rear sensors. leaky (dirty) fuel injector, poorly performing engine coolant temperature (ECT) sensor, engine timing problem. The "Italian Tune-Up" The "Italian Tune-Up" is a common fix for a range of automotive problems, including a clogged catalytic converter. For 1st design shown below, visually inspect for tefloncamshaft thrust washers being present between thecamshaft actuator and the saddle cap. 1-11 of 11 Results Sort by MagnaFlow California CARB Compliant Direct Fit Catalytic Converter 5592579 Part # 5592579 SKU # 1114633 5-Year Warranty Location: CARB Check if this fits your 2009 GMC Acadia Free In-Store or Curbside Pick Up SELECT STORE Home Delivery Standard Delivery Estimated Delivery May 10 Add TO CART. NOT AGAIN!!! P0430 ERROR CODE. 2009 GMC Acadia Replacement Catalytic Converters. 79 Alternate Quantity Add to Cart. 6L: SPORT UTILITY VEHICLE 2WD, SPORT UTILITY VEHICLE 4WD, SPORT UTILITY VEHICLE AWD: 2009-2010 Saturn Outlook:. 2007 GMC Acadia. 2009OwnerVWL · #4 · May 15, 2020 I have a 2009 100,00 miles on it, had to recently replace three catalyic converters THREE, at a tune of $1000. In general, the larger the engine, the more expensive the converter. Put a bottle fuel injector cleaner in the next tank of fuel - a good first step. Sangyue Oxygen O2 02 Sensor 1 & 2 for 2009 2010 2011 GMC Acadia Chevrolet Chevy Traverse Buick Enclave 3. GMC Acadia 2009, Catalytic Converter by Davico®. 2010 gmc acadia head bolts torque spec?. 99+ Interior Accessories Truck and Towing Tools Chemicals, Oil & Wash Performance Contact Us Auto Parts Emission Control and Exhaust Catalytic Converter and Mufflers 2009 GMC Acadia Catalytic Converter Buy Online. It is usually located towards the back of the vehicle. This direct-fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic converter Helps your vehicle emit harmless gases Direct OEM. The 2009 GMC Acadia has two catalytic converters, one for each of the engine’s. What are you working on today?. Diagram showing 3 oxygen sensors. Swap the Bank 2 Sensor 1 O2 sensor with the Bank 1 Sensor 1. To remove a catalytic converter, you need to cut out the large brackets that hold it in place. As it ages, the metals inside can break down. 6L V6 Exhaust & Emission Catalytic Converter Filters E. Shop for the best Catalytic Converter for your 2009 GMC Acadia, and you can place. 6L Front Driver/Passenger/Rear Catalytic Converter. Aftermarket Design ORIGINAL PERFORMANCEOPCG4058E. Signs of a Catalytic Converter Problem Engine accelerates poorly or is hard to start. When you press the gas pedal from a stopped position, the vehicle may accelerate. Are your catalytic converters bad? You're getting O2 sensor readings out of tolerance, throwing check engine codes? It's not your O2 Sensors, but worn out c. Trying to install a new stereo read more Mechanic01 19,108 satisfied customers 2008 GMC Acadia 2 wd V6. Trying Looking for a 2009 GMC Acadia radio wiring diagram. Also, it starts missing and losing power if I don't change oil at exactly 5000 miles. 60 Add to Cart 2 Catalytic Converter Gasket 15912027 Converter & Pipe Gasket, Right 2009-17. Next, hold the catalytic converter in the position where it will eventually be installed. Sensor 1 is always before the catalytic converter. Put the new catalytic converter in place. Converter Configuration: Direct Fit. When this happens, you can hear them rattle around. GMC Acadia Engine Problems & Recalls. GMC Acadia Catalytic Converters Failing? Socket trick for ">GMC Acadia Catalytic Converters Failing? Socket trick for. But after reaching a certain speed, the performance of the engine will drop due to blockage of increasing exhaust gases in. com/_ylt=AwrhcyZJuV5kjX4MAMJXNyoA;_ylu=Y29sbwNiZjEEcG9zAzUEdnRpZAMEc2VjA3Ny/RV=2/RE=1683958217/RO=10/RU=https%3a%2f%2fwww. Searching for an aftermarket GMC Acadia Catalytic Converter? Get it with our Lifetime Replacement Guarantee and Free 90-Day Returns. It is of larger diameter than the exhaust pipe. 6L V6 > Exhaust & Emission > Catalytic Converter Price Alternate. GMC Acadia clogged catalytic converter symptoms, causes, and. The catalytic converter is a device that helps to reduce emissions from the engine by converting harmful pollutants into less harmful gases. Catalytic Converter Failure 2009 GMC Acadia 8. The 2009 GMC Acadia has 3 problems reported for catalytic converter failure. 0k points) P2099 GMC - Post Catalyst Fuel Trim System Too Rich Bank 2 Read more: https://www. GMC > 2009 > ACADIA > 3. Which catalytic converter is bank 1 (front by radiator or back by firewall) Bank 1 is always the same side of the engine as the number one cylinder. If the running problem persists, find someone with intimate knowledge of fuel. this is the one he was able to take off. You will either get a check engine light or an outright breakdown if one. 6L V6 Catalytic Converter. Every car manufacturer is trying to introduce something new by updating the old version of the car. GMC Acadia: Engine Rattle → Causes & Diagnosis">GMC Acadia: Engine Rattle → Causes & Diagnosis. The catalytic converter is part of the exhaust system in GMC Acadia and its main purpose is to convert exhaust gases like carbon monoxide and hydrocarbons that are harmful to health and the. Select your 2009 GMC Acadia requirements and state vehicle registration to buy the best Acadia catalytic converter online. You will either get a check engine light or an outright breakdown if one clogs up which can happen when the material deteriorates inside the cat. Check the X3 connector, pin 51 - circuit 5291 for odd cylinders and the X3 connector, pin 47. 2009 GMC Acadia Owner Comments. The 2009 GMC Acadia has two catalytic converters, one for each of the engine’s exhaust pipes. 2009 GMC Acadia Fuse Diagram. The code P0420 indicates that you have a failing catalytic converter on Bank 1, bank one is the same side of the engine as the #1 cylinder and on your 2009 Acadia that is the firewall side of the engine. Your GMC Acadia leaves the factory with a catalytic converter. The included gaskets & hardware reduce the possibility of a leaking seal while avoiding the need to. Shop Vehicle Filter Shop By Vehicle 2009 GMC Acadia Select a Sub Model Filter CLEAR ALL FILTER - Catalytic Converters Clear Filters Show More Up to $ 75 for your OEM converter HOW IT WORKS Shop all 2009 GMC Acadia Catalytic Converters Need a replacement catalytic converter for your 2009 GMC Acadia?. The catalytic converter is part of the exhaust system in GMC Acadia and its main purpose is to convert exhaust gases like carbon monoxide and hydrocarbons that are harmful to health and the environment into less harmful byproducts, like carbon dioxide and nitrogen gas. Accelerate at 3/4 throttle until 88-96 km/hr (55-60mph). Refer to the examplesbelow: 2911224 Inspection of the 1st design Saddle Cap with noTeflon washer present 5 screw design uses P/N 12630941 thrust washer 2911226. When I look on line for front catalytic converters, I get options such as front firewall side or front r … read more. GM 15903507 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P 2009-2011 GM Part Description Converter Assembly, 3Way Catalytic (W/ Exhaust Manifold P Replaced By 19418923 Manufacturer General Motors Customer Questions & Answers $793. 2009 GMC Acadia Catalytic Converter. They’ll be on, or right after each catalytic converter on each side of the exhaust. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. If you want me to send them to you, give me your email address. Below we'll cover the location, price, and symptoms of a bad torque converter in your Acadia. A faulty catalytic converter is the most frequent cause of a P0420 trouble code. The 2009 GMC Acadia has 3 problems reported for catalytic converter. you can see the underside of the heat shield and the cooling fas for the radiator. Select your 2009 GMC Acadia requirements and state vehicle registration to buy the best Acadia catalytic converter online. GMC Acadia catalytic converter problems!. Catalytic Converter Gasket 15912027 Converter & Pipe Gasket, Right 2009-17. This is done by passing the exhaust gases through a ceramic honeycomb coated with platinum and palladium. 2009 GMC Acadia Catalytic Converter Buy Online. 2009 GMC Acadia Catalytic Converters from $145. GMC Acadia Catalytic Converter Buy Online. We combine efficient design and state-of-the-art manufacturing to meet or exceed required emissions standards. What are you working on today? Get an exact fit for your 2009 GMC Acadia Add a Vehicle 1-11 of 11 Results Sort by MagnaFlow California CARB Compliant Direct Fit Catalytic Converter 5592579 Part # 5592579 SKU # 1114633 5-Year Warranty Location: CARB. 2009-2017, rear. the Cat on the front side- for the 3 cylinders on the front side of the engine- essentially behind the radiator- and directly below the heat shield thats by the oil dipstick. Because of the way they are constructed, using rare metals like platinum, palladium, and rhodium, catalytic converters are expensive, costing upwards of $1,000 (not inclusive of diagnosis and installation). GMC Acadia 2009, Catalytic Converter by AP Exhaust®. Exhaust Components for 2013 GMC Acadia. The average catalytic converter ranges between $800 and $1,200, depending on the vehicle’s make and model. When I look on line for front catalytic converters,. Price: Alternate: No parts for vehicles in selected markets. 80 Pounds: Condition: New: Fitment Type: Direct Replacement: Manufacturer: 2009-2011 GMC Acadia: 6 Cyl 3. How to repair the engine code P2099 on my 2009 GMC Acadia …. com%2fgmc-acadia-clogged-catalytic-converter-symptoms-causes-and-diagnosis%2f/RK=2/RS=IhvXsZwW. Wondering if it's time to say good bye? 2009 Acadia Reply Save Like junipergame89 · #5 · Oct 21, 2022. html 0 gmc acadia p2099 gmc acadia p0496 gmc acadia p0430 p0353 p0355 gmc acadia sensor. 2009 GMC Acadia Replacement Exhaust Parts. 6L V6 Exhaust & Emission Catalytic Converter Filters E. com Posted on Sep 05, 2009 Helpful 0 Not Helpful Flag Anonymous 233 Answers SOURCE: 94 mazda B3000 3. In the GMC Acadia, a bad torque converter is often caused by bad transmission fluid, worn clutches, bad seals, or loose bolts. Run the engine until the check engine light comes back on. The catalytic converter is an exhaust component that converts exhaust gases into less harmful by-products. 6L (Fits: 2009 GMC Acadia) $164. Ships from and sold by Auto Express Parts. How Many Catalytic Converters Does a 2009 Gmc Acadia Have. The most obvious sign of clogged catalytic converter in GMC Acadia is slow acceleration or degraded engine performance. I am looking to replace my front catalytic converter on a 2012 GMC Acadia Denali. This direct-fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic converter Helps your vehicle emit harmless gases Direct OEM replacement. 07 Add to Cart 3 Converter & Pipe Seal 10360721. 05K subscribers Subscribe 146 36K views 2 years ago Are your. Many drivers simply don’t push their vehicles hard enough to heat the catalytic converter to its most-efficient temperature—between 800 °F (426 °C) and 1,832 °F (1,000 °C)—leading to premature failure. 2009 GMC Acadia Problems BY the 2009 model year, the common Acadia problems were finally being resolved at the manufacturing level. bank 2 is always the other side of the engine. Sensor 2 is always after the catalytic converter. you can see the underside of the heat shield and the cooling fas. I let him do it, but he said it only cleaned about 50% of the carbon build up. so it can be used in both positions. How many catalytic converters does a gmc acadia 2009 have. The unique nature of this market is that a product demand is 5-year/50,000-mile warranty on converter body 25,000-mile warranty on emissions. GMC Acadia Catalytic Converters Failing?. Converter Configuration:. Related Parts and “Bank 1” is the default designation when there’s only one sensor in a category. GMC Acadia Catalytic converters: scrap price AutoCatalyst ">GMC Acadia Catalytic converters: scrap price AutoCatalyst. Shop for the best Catalytic Converter for your 2009 GMC Acadia, and you can place. Find the exhaust pipes exiting the rear of the car and follow them back to where they connect to the main exhaust system. to Replace a Catalytic Converter (with Pictures). Need a replacement catalytic converter for your 2009 GMC Acadia? MagnaFlow offers high-quality catalytic converters engineered for 2009 GMC Acadia sub-models and engine sizes. Fit For Chevrolet Traverse 09-17 Fits GMC Acadia 07-17 Catalytic Converter 3. He recommended doing a chemical clean of the top of the valves. 2009OwnerVWL · #4 · May 15, 2020 I have a 2009 100,00 miles on it, had to recently replace three catalyic converters THREE, at a tune of $1000. 2009 GMC Acadia Catalytic Converter Buy Online. 6 engine showing me, Good morning. On some 2009 Enclave, Traverse, Acadia and OUTLOOK models, the ignition coil circuit connections may cause engine misfires that may lead to repeat catalytic converter failure as well as scoring of the cylinder bores. GMC 2009 ACADIA 3. Looking for a 2009 GMC Acadia radio wiring diagram. Converter Configuration: Direct Fit. 2009-2017, rear. When the catalytic converter does fail, it’ll often give you code P0420, or P0430. 2009 GMC Acadia Catalytic Converter - from $254. And the Acadia has more than one - great. 6L V6 > Exhaust & Emission > Catalytic Converter Price Alternate No parts for vehicles in selected markets. May 20, 2019 by Jason Your GMC Acadia leaves the factory with a catalytic converter. I did contact onstar and they did a diag on it and said a P0420 code came up, which shows in a search that it's possiblly a catalytic converter. Check the X3 connector, pin 51 - circuit 5291 for odd cylinders and the X3 connector, pin 47 - circuit 5292 for the even bank of …. Hold a steady speed of 88km/hr (55mph) for five minutes. Count the number of exhaust pipes connected to the main system - this will tell you how many catalytic converters are on your car. Warm up the engine and check the temperature of the front of the catalytic converter and then the rear with a laser thermometer. 2009 GMC Acadia - Catalytic Converter Front Forward; Diagram Position: 3. 0L cylinder head torque specs Step 1 torque to 59 ft pounds 2. 07 Add to Cart 3 Converter & Pipe Seal 10360721. Shop for the best Catalytic Converter for your 2009 GMC Acadia, and you can place your order online and pick up for free at your local O'Reilly Auto Parts. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Collision parts are designed to help promote proper and safe repair. The 2009 GMC Acadia has two fuse boxes, one on the right side of the instrument panel and one under the hood. 2009-10, rear. GMC > 2009 > ACADIA > 3. Order now! 2009 GMC Acadia. Best Catalytic Converter for GMC Acadia. This direct-fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic converter. I might have asked something like this before, but I'm looking for a diagram of a 2009 Acadia 3. Wondering if it's time to say good bye? 2009 Acadia Reply Save Like junipergame89 · #5 · Oct 21, 2022. It is a device that serves as a filter that reduces harmful pollutants and emissions. Catalytic Converter Gasket 15912027 Converter & Pipe Gasket, Right 2009-17. The most obvious sign of clogged catalytic converter in GMC Acadia is slow acceleration or degraded engine performance. The catalytic converter is responsible for scrubbing the majority of the pollutants out of your exhaust. When you press the gas pedal from a stopped position, the vehicle may accelerate normally initially. Helps provide a tight seal for various components of your vehicle This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors. 27 Add to Cart 3 Converter & Pipe Gasket 22678452 Catalytic Converter Gasket, Rear rearward 3. It could be something happening upstream from the catalytic converter, i.