P1518 Chevy Silverado

P1518 Chevy SilveradoP1518 CHEVROLET - Electronic Throttle Module to PCM Communication Condition/Concern: Customers may have a concern of lack of power and engine light on. By Neftali Medina - June 4, 2015. I have a p1518 code ecm to tac module communication problem, checked wires wires at connections replaced …. I have a 2003 Chevy Suburban 2500 6L; went out on a 100 mile trip, which was 90% highway driving. P1518 CHEVROLET Code Throttle Actuator Control Module. i have a 2003 chevy Tahoe with a 5. Chevrolet Corvette P1518 code can be about replacing a broken oxygen sensor can eventually lead to a …. P0118 is sometimes accompanied by noticeable symptoms. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Replaced fuse and cleared code and was fine for 8 to 10 seconds until fuse blows again. Chevy GMC Reduced Power Mode P1516 P2101 P2119. My truck is an 2003 2500hd with the 6l engine and 89k miles. Connector End View Reference: Engine Controls Connector End Views. 0 Reduce power codes p1518 I found a broken ground wire that was the cause of the reduce power after having a new . Chevrolet Corvette P1518 Engine Trouble Code. 03 silverado codes p0120 p0220 p1516. It is a GM ONLY code, which means that it has the same meaning only for GM vehicles, such as the Chevy Silverado…. Fullsize Truck & SUV - 1999-2006 GMT800 & 2007-2013 GMT900 Platforms. When I saw the truck the next morning, it was working fine but the MIL was on with. So my little brother just bought a 03 CCSB Silverado with 114xxx miles on #PI00411C: Lack of Power with TAC Module Code of P1518 Reduced . tac Module 2003 cheverolet 2500HD Silverado with a 6. 0 Reduce power codes p1518 I found a broken ground wire that was the cause of the reduce power after having a new motor put in the truck. 0 #PIP3089 - (Jul 30, 2004) SES Light and Reduced Engine Power with a DTC P1516: DTCs P0120, P0220, P1514, P1515, P1518 and P2135 May Also Be Present. Has code p1518, Found that IGN-E 10 amp fuse was blown. P1518 MERCURY Intake Manifold Runner Control Stuck Open. 1988 Chevy Silverado fuel injection system. I have been getting p1516 code on and off for about two years and I have replaced the I have a 2003 Chevy Silverado 5 Chevrolet Silverado 1500 Parts Chevrolet Silverado …. Inspect related circuits for being …. com Member Today! In 20 seconds you can become part of the worlds largest and oldest community discussing General Motors, Chevrolet …. I have a p1518 code ecm to tac module communication problem, checked wires wires at connections replaced tac module and no luck. The TAC module stays powered-up when the ignition switch is turned OFF. 2001 Chevrolet Silverado 3500 LS 8. Showing 2 codes but they are both the same one, P1518. When a component on the system fails, the truck is forced to drive in reduced engine power mode. whcih tends to break about 1/4 from the connector i have a hypertech 3 programer and straight 4 inch pipe and a k&n filter on it His truck is an amalgam of parts borrowed, swapped, and recycled, but all to a stunningly effective result Subject: SES Light and Reduced Engine Power DTC P0120 P0220 P1516 P2135 Models: 2004-2006 Buick Rainer 2005-2006 Cadillac CTS-V. This causes the ignition coil to provide a spark and the injector to inject fuel into each cylinder at the right time. P1518 GMC Description The Throttle Actuator Control (TAC) module contains data which is essential for proper TAC operation I replaced both knock sensors under the intake manifold In my 2003 Chevy Silverado Válvula aire bypass 3L Fix codes P0120, P0220, P1516 - Chevrolet Tahoe 5 React native file system React native file system. DTCs set will almost always contain a P1518 and may contain any of the following (P1516, P2108, P0220, P0120, U0107). This is a fix for a known electrical issue with the 2003-2007 C/K series GM Trucks where a bad ground causes multiple issues. Dtc P1518 ? Sign up for FREE! Become a GM-Trucks. Check data streams and all was normal O2 sensors all normal so I erase codes and start again and get reduced power P1518. Add Your Answer Ad 1 Answer bo c lane Level 2: An expert who has achieved level 2 by getting 100 points MVP: An expert that got 5 achievements. The PCM controls everything from air-to-fuel ratio to generating fault or trouble codes for critical vehicle systems The following could cause an. P1518 CHEVROLET: Code Meaning, Causes, Symptoms, …. P1516 CHEVROLET Description The Engine Control Module (ECM) is the control center for the Throttle Actuator Control (TAC) system TAC Module wiring issues – Often, the wiring around the TAC Module will become loose or damaged Code P0300 - Causes and Fixes S10 Forum Silverado Cheyenne Forum 2006-08 Chevy …. Subject: Lack of Power with TAC Module Code of P1518 Reduced Power Mode -kw 4. | When is the P1518 CHEVROLET code detected?. Weekly Video Uploads Check us at. Problema Eléctrico en la computadora indicando que no hay comunicación entre el Thr. P1518 - Intake Manifold Runner Control Malfunction (Stuck Open) The IMRC system is monitored for failure during continuous, key ON engine OFF or . P1518 Throttle Actuator Control Module Serial Data Circuit. This message is displayed when the cooloing system temperature gets to hot and the engine will enter the coolant protection mode, this will keep . P1518 Code, Engine WON'T SHUT OFF!. Above approximately 3000 rpm, the vacuum solenoid will be de-energized. 2001 Chevy Silverado OBD II codes. The cost to diagnose the P1518 CHEVROLET code is 1. These symptoms include failure to start, rough idle, misfiring, decreased fuel economy, and the service engine soon light. Chevrolet Corvette P1518 Engine Trouble Code. 0L; V8; AUTOMATIC; 125,000 MILES; Started with reduced power P0300 misfire problem and a freeze frame fuel trim bank 2 of -54% short term -25%. php on line 173 Deprecated: rand(): Passing null to parameter #2 ($max. This code will not erase, any ideas?. Ran a code check and the scanner reads code P1518 (Manufacturer controlled vehicle speed, idle control, and auxillary inputs). The cost of diagnosing the P1518 CHEVROLET code is 1. Clear any DTCs from memory that may have set from the low battery voltage condition 0 Reduce power codes p1518 I found a broken ground wire that was the cause of the reduce power after having a new motor put in the truck has something that's perfect for you It was $120, and it still did not fix the problem Action Taken When the DTC Sets Action Taken When the DTC Sets. P1518 code on silverado, fixed wire, now won't crank Posted by jerry on May 28, 2014 Want Answer 0 Clicking this will make more experts see the question and we will remind you when it gets answered. 2003 Chevrolet Avalanche Electrical System TSB Details …. 0 The cost to diagnose the P1518 GMC code is 1. have also checked throttle body truck has new engine and new sensors. 2003 Chevrolet Silverado 1500 5. 2003 Chevy Tahoe P0120 P2135 Reduced Engine Power. Im stuck im a mechanic, and can do most things, my truck is throwing a p1518 …. Smog Pump Delete Kit BlackPath's Smog Pump Eliminator Kit is designed to eliminate the factory smog /air pump , freeing up more room in the engine bay and horsepower. How to Replace Gas Pedal Sensor Is your truck stuck running in limp mode? Read this article to find out why. 0L; V8; Check data streams and all was normal O2 sensors all normal so I erase codes and start again and get reduced power P1518. DTC P1518 sets if the TAC module ignition feed circuit is shorted to a B+ supply circuit The P1516 engine code refers to the drive-by-wire system on your Chevrolet Silverado 1500 The latest ones are on Dec 31, 2020 11 new Code P1518 Chevrolet results have been found in the last 90 days, which means that every 9, a new Code Code p1518 …. P1518 Engine Fault Code Check Solution For P1518 OBD Code : P1518 engine code seems a kind of powertrain problem, we try to show one by one the meaning and the solution TAC Module failure - The most common cause of the P1516 in the Chevy Silverado is when the Throttle Actuator Position Module itself fails P1518: Chevrolet: OBDII DTC P1518. you can take it off and clean carbon from it. P1517 IMRC Input Error (Bank 2); P1518 Intake Manifold Runner Control . The auto repair's diagnosis time and labor rates vary by location, vehicle's make …. If the customer's concern is slow cranking or no crank because battery voltage is low, ignore DTC . 2003 Chevy Silverado V8 Two Wheel Drive Automatic I have a 2003 Silverado 1500 5. An improperly torqued TAC module ground may be at fault. What are the common causes of code P1518? Mechanical problem with the intake manifold or linkage Failed IMRC actuator Wiring problems Faulty PCM What are the symptoms of code P1518?. When I went to restart it, I was greeted with a Check . Check to see if there are any intake leaks. I go the SES codes which are P0120, P0220, P0446, P0156, P1516, P1518, P2135. But how does it compare to competitors? Here's what you need to know. I am a female who will be trouble shooting myself. The Diagnostic Trouble Code (DTC) sets when the IMRC is commanded close, but the IMRC monitor indicates open. Can you please let me know what I should look at first?. P1518 CHEVROLET - Electronic Throttle Module to PCM Communication. 2003 Chevrolet Avalanche Engine and Engine Cooling TSB Details …. Chevrolet Tahoe vehicles may experience a performance issue where they will not go over 15MPH and show trouble codes P0120, P0220, P1516. Customer said engine was running fine, but had no throttle response and had to get towed in. The cost to diagnose the P2135 CHEVROLET code is 1. When the TAC module is unable to write or read data to and from random access memory (RAM), or the TAC module is unable to correctly read data from the flash . Need to change the transmission fluid in your Chevy Silverado 1500? Follow these steps and safety precautions to get the job done. P1518 SUBARU Starter Switch Circuit Low Input. 0 4 Wheel Drive P1518 code - thru Headlights. 3, had a previous post for reduced engine power on DIC. P1518 – Intake Manifold Runner Control Fault Stuck Open (Ford. Chevy Silverado GMC Sierra Tahoe Yukon It Must Be Impossible To Find A 2002 Chevrolet Suburban 1500 LT w/ONLY 30k Miles This Can't Be Real! Reduced Engine Power. Models: 2003 Cadillac Escalade, Escalade EXT, Escalade ESV 2003 Chevrolet Avalanche, Silverado, Suburban, Tahoe 2003 GMC Sierra, Yukon, . Demande de stock et de devis: Feuilles de données: DR2180P-B4K …. This truck was towed in with no response from throttle pedal and idles fine. 2003 Chevrolet Silverado Help Dtc Code 1518 Chevy 2500 6. It’s just as likely that the only sign that you’ll get from the Silverado …. | P1518 CHEVROLET code possible causes Dead or weak battery Faulty Throttle Actuator Control (TAC) module Throttle Actuator Control (TAC) module harness is ope or shorted Throttle Actuator Control (TAC) module circuit poor electrical connection Check Throttle Actuator Control (TAC) module connector for water. Most auto repair shops charge between $75 and $150 per hour. 2l, engine idle is running very fast , throttle body is spotless Read this article to learn more about the DBW system, and how to fix this common problem The code was FMI-11 SPN-1231 Fault CAN Bus 2 DTC P1518 sets if the TAC module ignition feed circuit is shorted to a B+ supply circuit 3L), 2 PRONG PLUG (OPT K29) 3L), 2 PRONG PLUG (OPT K29). If you're in the market for a new truck, the 2020 Chevy Silverado is an option worth checking out. danny white (10/6/2012) I just purchased 81 scrambler with auto trans and 304-v8. P1518 LINCOLN Intake Manifold Runner Control Stuck Open. During the summer time I do not have many problems with it, but when the weather starts getting cold it will run for 10 to 15 mins then go into reduced power mode…. Loads of GM owners are getting the death message "reduced engine power" on the dash - Mark wants to know the exact root cause of this well known issue so he. Condition/Concern: Customers may have a concern of lack of power and engine light on. 3L MIL Lamp on, Throttle response. "#PI00411C: Lack of Power with TAC Module Code of P1518 Reduced Power . Got an 88 chevy 4x4 that has been causing a serious headache with the fuel injection system. Most auto repairs shops charge between $75 and $150 per hour. 1 on each exhaust manifold, and 1 after each catalytic converter. ELECTRUM -AV 2SP0115T2A0: Quantité disponible: 2522 pcs new original in stock. you can try to clean the mass air flow sensor and MAP sensor with mass air flow sensor …. Disconnect the throttle actuator motor harness connector. Clear any DTCs from memory that may have set from the low battery voltage condition 3L Fix codes P0120, P0220, P1516 - Chevrolet Tahoe 5 CorvetteForum - Chevrolet Corvette Forum Discussion > C5 Corvettes, 1997 - 2004 > P1518 reduced engine power help CHEVROLET: 2003 Avalanche, Silverado, Suburban, Tahoe with 4 The pigtail end and about 18" of wire was $140 @ the chevy. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. DTC P1518 sets if the battery voltage is low or the PCM is replaced/reflashed. Faulty system or component may vary depending on . whcih tends to break about 1/4 from the connector i have a hypertech 3 programer and straight 4 inch pipe and …. Battery light "Red" started coming on and message display read battery not charging. 5k points) P1518 Throttle Actuator control module performance P0452 FTP (Fuel tank pressure ) sensor circuit P0453 Evaporative emission control system pressure sensor intermittent P0446 Evaporative emission control system vent control circuit malfunction P0174 Fuel trim too lean Bank 2. I have 2 codes P0120 and P2135, I first replace the pigtail and TPS sensor same problem and . Turn ON the ignition, with the engine. 0 DTC ETC L59 LM4 LM7 LQ4 LQ9 LR4 P1516 P2108 P0220 P0120 performance power throttle U0107 #PI00411C - (03 Chevrolet Silverado 2WD, 4WD) and (03 GMC Sierra 2WD, 4WD) and (03 Chevrolet Tahoe 2WD, 4WD) and (03 Chevrolet GMC Yukon 2WD, 4WD) and (03 Chevrolet …. You maybe able to access the IMRC without r. The auto repair labor rates vary by location, your vehicle's …. 2003 Chevrolet Silverado TSBs. The following TSBs of Chevrolet are related to DTC P1518. Included among the diagnostic trouble codes was the now-familiar P1518. 1999 Chevrolet Camaro Powertrain Control Module TSB Details …. Discussion Starter · #1 · Jan 2, 2018. P1518 BUICK, CADILLAC, CHEVROLET, GMC: THROTTLE ACTUATOR CONTROL MODULE PERFORMANCE. SES Light and Reduced Engine Power with a DTC P1516: DTCs P0120 , P0220 , P1514 , P1515 , P1518 and P2135 May Be Present; 04 Trucks and Utilities with GENIII V-8 Engines - kw 4. The cost to diagnose the P1518 GMC code is 1. 0 Reduce power codes p1518I found a broken ground wire that was the cause of the reduce power after having a new motor put in the t. The P1516 engine code refers to the drive-by-wire system on your Chevrolet Silverado 1500. answered May 12, 2017 by Reynaldo (12. P1518 CHEVROLET: Code Meaning, Causes, …. I have cleaned connections and am confused if I may have a alt going south. We thought it was a bad injector, replaced it and no luck. Im stuck im a mechanic, and can do most things, my truck is throwing a p1518 code, pcm-tac module serial data, but does it when it wants to sometimes I can drive all day sometimes I can drive a mile, someone please help changed the app sensor, changed the g103, g104 ground wires. The Throttle Actuator Control (TAC) Module is the brain behind the Electronic Throttle Control System. 0 #PIP3089 - (Jul 30, 2004) SES Light and Reduced Engine Power with a DTC P1516: DTCs P0120, P0220, P1514, P1515, P1518 …. Drove the truck for about 2 miles (started cold), and parked it for about 30 minutes. In this video I highlight a common problem effecting 2006-2018 GMC Chevy and Cadillac vehicles. Learn what used Chevy models to look for. Worst 2004 Chevrolet Silverado Problems #1: Speedometer Doesn't Work 2004 Silverado Average Cost to Fix: $400 Average Mileage: 64,000 mi. Print this off and take it in to the dealership with you if you have these problems: Subject: SES Light …. The actuator is controlled by the powertrain control module (PCM) based on inputs from the throttle position sensor (TP) and crankshaft position sensor (CKP). Chevy Silverado P0118: Engine Coolant Temp Sensor Circuit …. Don't know where to look! Related P1518 …. P1518 GMC Description The Throttle Actuator Control (TAC) module contains data which is essential for proper TAC operation Solenoide IDLE TUNING Foreword by Rinkrat456: This article is literally copied and pasted from Krambo's Silverado SS page 8L Duramax inline-six with the C6500/7500 and the Chevrolet…. 2003 2500 silverado code P1516 TAC Module. Truck went into reduced engine power. im stuck im a mechanic, and can do most things, my truck is throwing a p1518 code, pcm-tac module serial data, but does it when it wants to sometimes i can drive all day sometimes i can drive a mile, someone please help changed the app sensor, changed the g103, g104 ground wires, tried a tps, and a tac module please someone help im about to go …. And My Dim Message Center Says Reduced. 1997 Chevrolet Chevrolet Engine and Engine Cooling TSB Details …. Schematic Reference: Engine Controls Schematics. P0120,P0220,P1516,P2135 & Throttle body ?'s. Search: P1518 Chevy Warning: Undefined variable $num_cache_url in /home/default/default/index. I own a 2003 Chevrolet 2500HD, with the 6. Chevrolet DTC P1518 Related Service Bulletins. Engine Power Reduced prende en el tablero y el motor no avanza ó acelera. P1518 GMC Description The Throttle Actuator Control (TAC) module contains data which is essential for proper TAC operation I replaced both knock sensors under the intake manifold In my 2003 Chevy Silverado Válvula aire bypass 3L Fix codes P0120, P0220, P1516 - Chevrolet …. P1516 Chevy Silverado | Drivetrain Resource. From time to time I'm getting message …. The auto repair's diagnosis time and labor rates vary by location, …. DTC P1518 sets because no communication is detected by the TAC module from the PCM. I can be driving down the road and it will basically just lose power, stay running but very rough. Troubleshooting Chevrolet 8. This will allow a vacuum to vent from the actuator and the butterfly valve plates to open. Chevrolet - Throttle Actuator Control Module Throttle Actuator Position Performance; P1518. the message center reads "reduced engine power" T …. The auto repair's diagnosis time and labor rates vary by location, vehicle's. Common signs Your TAC module is failing include lacking power when accelerating, rough or slow idle, stalling, inability to shift up, and the Check Engine Light coming on. 2001 Chevrolet Silverado 3500 LS 8. P1518: Code Meaning, Causes, Symptoms, & Tech Notes. How Does the 2020 Chevy Silverado Stack Up Against Competitors?. 3l Auto 98k I have had a low idle around 500 sometimes stumbling around 350-400. Sign up for FREE! Become a GM-Trucks. Wait at least 10 minutes, then turn it back to the "Off" …. But, I also noticed among the data anomalies a 12. P1518 GMC: Code Meaning, Causes, Symptoms, & Tech Not…. CorvetteForum - Chevrolet Corvette Forum Discussion I examined codes and found PCM P0606 and P1518 as well as TCS C1276. P1516 is a very common trouble code. 0 4 Wheel Drive P1518 code. Discussion Starter · #1 · Jan 7, 2009. DTC P1518 sets if the battery voltage is low. Read this article to learn more about the DBW system, and how to fix this common problem. Chevy Silverado no spark or injector pulse problem fixed. This article applies to the Chevrolet Silverado 1500 (1999-2006). 31 rows · DTC P1518 sets because no communication is detected by the TAC module from the PCM. The TAC module stays powered-up when the ignition . Chevy Reduce Power Truck update. 2003 Chevrolet Silverado 1500 5. P1518 FORD Code - Intake Manifold Runner Control Stuck Open. Code P0101: Mass Air Flow (MAF) Circuit/Performance Malfunction DTC P1518 sets if the TAC module ignition feed circuit is shorted to a B+ supply circuit MODEL 2002-15 SILVERADO, SIERRA, 2004-09 KODIAK C4500-C5500, TOPKICK C4500-C5500 chevrolet; p1518; 0 votes this condition is normally very intermittent this condition is normally very intermittent. Circuit is drawing 9-15 amps and varies. Here is how to fix the issue of Reduced Engine Power on your Chevy Silverado or Tahoe, GMC Sierra or Yukon, and even Cadillac Escalade. Wouldnt start for more than 30 …. The cost of diagnosing the P1518 GMC code is 1. The problem is only 1 of the injectors is working properly the other one just kind od dribbles fuel out. P1518:Intake manifold runner control (IMRC) stuck open. 5-volt reading on the Body Control Module. Additionally, there were random U1000 codes, ABS codes, etc. Search: P1516 Chevy Silverado. P1518 CHEVROLET: Code Meaning, Causes, Symptoms, & Tech Notes. P1518 ISUZU Commanded Versus Actual Throttle Position Correlation Large Step Open. Throttle Body Position Sensor on my 2009 Chevy Silverado, just 6 months ago. do not push on end of air valve it will loose its adjustment. Good morning all, I ran across an issue on this Chevy pickup I haven’t seen before. Chevrolet Silverado P1518 Possible Solution : The crankshaft sensor signals the fuel injection computer or the ignition control when the cylinders are firing. The effected vehicle may present symptoms of reduced power mo. p1518 1997年フォードf150 ; p1518 1998 ford f150 ; p1518 1999フォードf150 chevrolet; p1518 …. P1518 GMC: Code Meaning, Causes, Sympto…. 1999-2013 Silverado & Sierra 1500. If the customers concern is slow cranking or no crank because . DTC P1518 sets if the TAC module ignition feed circuit is shorted to a B+ supply circuit. MODE DUE TO DIAGNOSTIC TROUBLE CODES P0120, P0220, P1516 AND/OR P1518. P1518 GMC Description The Throttle Actuator Control (TAC) module contains data which is essential for proper TAC operation 06 chevy silverado 4x4 duramax 6 Chevrolet …. 2003 Chevy Silverado Engine Codes Washed Truck, Next Morning Engine Light Appeared With Codes P0220, P1516, P1518, P2135, P2135. I was doing quite a few other services to the upper and lower intake manifolds so I had got them off the vehicle. Turn the headlight switch to the "On" position to drain the ECM of any remaining power. Learn More #2: Transmission Failure 2004 Silverado. that were indicative of a bad ground. DTC P1518 sets if the TAC module ignition feed circuit is shorted to a B+ supply circuit The P1516 engine code refers to the drive-by-wire system on your Chevrolet Silverado 1500 The latest ones are on Dec 31, 2020 11 new Code P1518 Chevrolet results have been found in the last 90 days, which means that every 9, a new Code Code p1518 on my 2001. Chevrolet Silverado 1999-2006: How to Replace Gas Pedal Sensor. Vehicle: 2003 Chevy Silverado 4wd 4. The following could cause an intermittent condition: 2014 Chevy Silverado Crew Cab Z71 - Daily Driver 2013 Chevy Silverado Crew Cab Texas Edition - SOLD 2009 Chevy Colorado extended cab ZQ8 5 Im stuck im a mechanic, and can do most things, my truck is throwing a p1518 code, pcm-tac module serial data, but does it when it wants to sometimes I. When the ignition switch is turned ON, the TAC module is powered-up before the PCM. Such as no start, no crank, int. do not put in any liquid to clean, the best way is to clean end. p0171 and p0174 are o2 sensors, There are 4 o2 sensors on a Taurus. An improperly torqued TAC module ground may be. The drive-by-wire (DBW) system uses sensors to determine how much force …. 8 4wd I have engine lights P1518,P0452,P0446,P0174,P0453. Code P1518 is set when the PCM detects a problem with the intake manifold runner control system. When I come to a stop the engine sometimes stalls and when I make a turn at an idle it will stall. asked May 12, 2017 by anonymous. The IMRC is either damaged or there is an open or shorted circuit. p1518 is vehicle speed, idle speed control----this means the idle air control needs fixed. I checked the two wire connector at alt brown and grey, with key on grey wire has no. Volt gauge on dash shows a hair over 14 volts, fluke shows 14. If either sensor isn't working correctly, the car will run rough and. 0-volt reading on the ECM engine data stream, which conflicted with a 13. Engine Power Reduced prende en el tablero y el motor no …. Problema Eléctrico en la computadora indicando que no hay . 03 Silverado (Reduced Engine Power). 1988 Chevy Silverado Fuel Injection System: Got An 88 Chevy. P1518 MAZDA Intake Manifold Runner Control Stuck Open. | When is the P1518 GMC code detected?. Have fixed all ground issues. Descripción del código DTC P1518. 2014 Chevy Silverado Crew Cab Z71 - Daily Driver 2013 Chevy Silverado Crew Cab Texas Edition - SOLD 2009 Chevy Colorado extended cab ZQ8 5. That code is a communication issue between the TAC and the PCM and could very well be a wiring problem. The TAC module on the 2003 Chevy Silverado is mounted on the driver's side firewall under the corner brace.