It is not a recall, or even a Service Bulletin. It is a Campaign and the number is 11273B and it only pertains to the V-8 engines. Symptoms include engine running rough (no mention of idle), "check engine" light on, and a Reduced Power Mode.
Full Answer
What are some of the Chevy Silverado throttle body problems?
N192271200 Charge Air Cooler Disconnect at Throttle Body Page 6 of 6 December 2019 This notice applies to your vehicle, VIN: _____ Dear General Motors Customer: This notice is sent to inform you that General Motors is conducting a voluntary …
How do I know if my throttle body is bad?
Nov 11, 2019 · November 11, 2019 by Jason. If your Chevy Silverado has a bad throttle body, it can cause it to run terribly. Common symptoms of a bad throttle body include, dirt and grime, the check engine light, and an erratic idle. Your Silverado’s throttle body controls the amount of air that enters the engine. You control the throttle body position with the gas pedal.
What are some of the Chevy Equinox throttle body problems?
Mar 24, 2016 · 4,254 Posts. #22 · Mar 15, 2016. Good suggestion regarding the throttle body cleaning, but the Crankcase Vent system doesn't vent into the resonator, unless there is a blockage in the orifice in the camshaft cover. The air intake for the PCV is attached to the resonator. The vapor exit tube for the PCV is connected to the intake manifold.
What does the throttle body sensor do on a Chevy?
throttle body is dropped, abort this procedure and REPLACE it with a new throttle body assembly. 4. Remove the throttle body and discard the throttle body gasket. Refer to Throttle Body Assembly Replacement in SI. 5. Remove any loose debris and dirt from the throttle body assembly and the TP sensor cover. Inspect the throttle body for damage.
What Chevy models are being recalled?
Affected vehicles include: 2007-2014 Chevrolet Silverado 1500, 2500, and 3500 pickup trucks. 2007-2014 GMC Sierra 1500, 2500, and 3500 pickup trucks....Make and model years:CHEVROLET 4500HD 2017-2020.CHEVROLET 4500XD 2017-2020.CHEVROLET 5500HD 2017-2020.CHEVROLET 5500XD 2020.
How do I know if my Chevy has a recall?
To check for recalls on your GM vehicle, enter your Vehicle Identification Number (VIN) below....Call for recall assistance on Monday through Saturday, 8 a.m. - 9 p.m. EST.Buick: 1-800-521-7300; TTY 800-832-8425.Cadillac: ... Chevrolet: ... GMC: ... Hummer: ... Oldsmobile: ... Pontiac: ... Saturn:More items...
Does my Chevy Silverado have a recall?
General Motors LLC (GM) is recalling certain 2019-2020 Chevrolet Silverado 1500 and GMC Sierra 1500 and 2020 Chevrolet Silverado 2500 trucks. One of the driveshaft joints may not have been properly welded, causing the driveshaft to separate while the vehicle is moving.
How much is a Chevy throttle body?
The average cost for a Chevrolet Silverado 1500 throttle body replacement is between $324 and $423. Labor costs are estimated between $55 and $69 while parts are priced between $269 and $353. This range does not include taxes and fees, and does not factor in your specific model year or unique location.
What happens if I missed a recall on my car?
NHTSA states that there is no time limit on getting your recalled car fixed. So even if you discovered a recall five years after it was issued, dealers will usually still honor the recall and fix your car. There are some exceptions that may prevent your car from getting fixed.
Do recalls expire?
As a general rule, recalls have no expiration date. Additionally, they will transfer from one owner to another. If you buy a used car and only later discover an open recall, you are entitled to the repair even though you were not the owner at the time of the recall.
Is there a recall on 2021 Chevy Silverado?
(GM) is recalling certain 2021 Chevrolet Silverado 1500 vehicles. The front driver's side air bag module may be missing one or more metal tabs that secure the plastic air bag cover to the housing. The missing tabs may prevent the air bag from deploying properly, increasing the risk of injury in a crash.
Will GM buy back my truck?
GM buys the vehicle back from the original owner due to either a real or perceived issue. Usually this occurs due to a recognized issue that was not repaired in a timely manner, or the problem was misdiagnosed or not detected by the repairing dealer. These issues can range from functional to cosmetic.
What year GM trucks are being recalled?
General Motors, LLC (GM) is recalling approximately 331,274 model-year 2017-2019 Chevrolet Silverado 2500, 3500, and 2017-2019 GMC Sierra 2500 and 3500 vehicles equipped with a Duramax diesel 6.6L engine and an optional engine-block heater cord.
What is a Chevy throttle body?
The throttle body is the part of the air intake system that controls the amount of air flowing into the engine. A damaged throttle body may cause your Check Engine light to come on. You might also notice reduced power or a rough engine idle.
What is the throttle body?
A throttle body is a butterfly valve located between the air intake filter and the intake manifold. It regulates how much air can go into the engine, based on driver input through the gas pedal. As more air flows into the engine, it injects more fuel, thus allowing for more power.
What happens if your Chevy Silverado throttle body is bad?
If your Chevy Silverado has a bad throttle body, it can cause it to run terribly. Common symptoms of a bad throttle body include, dirt and grime, the check engine light, and an erratic idle. Your Silverado’s throttle body controls the amount of air that enters the engine.
Can you clean a throttle body?
Here’s a great video showing how to clean a throttle body. Make sure that you use throttle body cleaner, and not brake parts cleaner, WD40, or even carb cleaner. Cleaning it is easy and cost effective.
Is the check engine light on a Silverado bad?
The check engine light is one of the most common symptoms of a bad throttle body in your Silverado. The check engine light itself being on is not a bad thing. The trouble codes that are stored in the computer can tell a lot about what is actually going on. This makes diagnosing the throttle body much easier.
How to tell if throttle body is bad?
Common symptoms of a bad throttle body include, dirt and grime, the check engine light, and an erratic idle. Your Equinox’s throttle body controls the amount of air that enters the engine. You control the throttle body position with the gas pedal. So, the symptoms of a bad throttle body will all affect how the vehicle feels responding ...
Can you clean a throttle body?
Here’s a great video showing how to clean a throttle body. Make sure that you use throttle body cleaner, and not brake parts cleaner, WD40, or even carb cleaner. Cleaning it is easy and cost effective.
Is the check engine light bad?
The check engine light itself being on is not a bad thing. The trouble codes that are stored in the computer can tell a lot about what is actually going on. This makes diagnosing the throttle body much easier. A Typical Throttle Body.
What is throttle position sensor?
The throttle position sensor is one of the most crucial components of any fuel injection system, right after the computer and fuel injectors in terms of importance. GM Sensors have traditionally been outsourced to overseas manufacturers, the same ones who supply throttle position sensors to other makes like Ford and Toyota.
How to tell if TPS is failing?
The first and most telling symptom of a failing TPS is an idle that rises and falls sporadically or maintains a very high or low RPM. This condition can be extreme enough to cause stalling or to cause the tires to chirp when the transmission is engaged.
Who is Richard Rowe?
Richard Rowe has been writing professionally since 2007, specializing in automotive topics. He has worked as a tractor-trailer driver and mechanic, a rigger at a fire engine factory and as a race-car driver and builder. Rowe studied engineering, philosophy and American literature at Central Florida Community College.
Can a TPS cause a stalling engine?
Engine Stalling. As mentioned, a failing TPS can result in random engine stalling at idle, but this can also happen under driving conditions. Most often this will occur under hard braking, since the computer assumes normal operation and continues to deliver cruise-amounts of fuel when the throttle butterfly is shut.
What happens if the throttle body is not properly air cooled?
If the engine is not receiving proper air supply due to a damaged throttle body, the engine will suffer , and as a result, the driver would experience a drop in performance.
What is a throttle body?
The throttle body is an important mechanical component found in fuel injected vehicles that controls and regulates the amount of air flowing into the engine. When the throttle body is in its appropriate condition, the engine receives an ideal air and fuel ratio and offers optimum performance. However, when the throttle body is damaged, ...
Why does my car have a check engine light?
The throttle body has some angle sensors and other sensors installed inside of it. As soon as the car’s onboard computer detects a problem with the throttle body signal, it will cause the check engine light to illuminate.
How much does it cost to replace a throttle body?
The average throttle body replacement cost is between $250 and $650, depending on the car model and labor costs. The throttle body cost between $200 and $500, while the labor cost is around $50 and $150. The throttle body can be differently priced depending on different vehicles, models, and the manufacturing company.
Where does dirt come from in a car?
Even if you have an air filter on your car, dirt and soot come from the turbocharger, EGR valve, and the crankcase ventilation and get stuck on the throttle body valve. After a whole, it will cover the valve so much that the RPM will be affected.
Why does my engine misfire?
Misfires occur either when the air-fuel mixture is very wrong or when it comes to a weak spark from the spark plug. It is incomplete combustion inside the combustion chamber, in other words. As we told you before, a bad throttle body can mess with the air-fuel mixture, and it can also cause your engine to misfire.
Where is the throttle body located?
Throttle Body Location. The throttle body is most often located on the intake manifold at the big hose from the turbocharger or air filter . Usually, aluminum is used for the manufacture of the throttle body. The location of the throttle body can be a little different for different vehicles. However, according to the throttle body’s purpose, it ...
Where is the knock sensor on a Chevy 6.0?
In Chevy 6.0 engines the knock sensor sits underneath the intake manifold in the lifter section. The sensor is responsible for measuring engine vibrations and detecting if there are any unusual vibrations, aka if any “engine knock” is occurring. Engine knock happens when a gasoline burns unevenly in a cylinder.
How long does a 6.0 Vortec last?
Overall, the 6.0 vortec is an extremely dependable and reliable motor. These engines frequently last beyond 300,000 miles with minimal issues beyond regular maintenance. However, making it to 300,000 miles will likely require some non-engine repairs and maintenance, such as suspension components. The vortec 6.0L engines are known to outlast ...
Why does my water pump leak?
Water pumps are subject to a lot of heat, and they operate at very high pressures. Over time, the heat and high pressure can begin to cause normal wear and tear on the internal parts causing them to fail. Additionally, the high pressure can cause the gasket to wither away, creating water pump leaks.
What is a 6.0 engine?
The Chevy 6.0 is a small-block V8 engine that produces 300hp-345hp and 360tq-380tq, depending on the engine version. The 6.0 engine had nine variations over its 20 year life span.
What is the TPS sensor?
The throttle position sensor (TPS) is located on the throttle body and is responsible for controlling air flow into the engine. The TPS sensor monitors how open the throttle is (ie. how much air is entering the engine) and relays the information back to the ECU.
What causes a gasket to warp?
Exhaust manifolds route the air out of the engine through the exhaust pipes. They are subject to extremely high heat temperatures which can cause gaskets and bolts to warp and go bad, creating an exhaust leak.
Is a Chevy 6.0 reliable?
Despite these common problems above, the Chevy 6.0 engine remains a very reliable engine . The majority of these problems are simple fixes and will not threaten the life of your engine. As these engines age, problems become natural and will arise.
What is the throttle position sensor?
The throttle position sensor is responsible for reading how far down the accelerator pedal is pressed, and relaying that to the throttle body. Like the ICV, the throttle position sensor is mounted onto the throttle body and can wear down over time, get dirty, or completely fail.
What is the TPS on a 4.3 engine?
The idle control valve (“ICV”) and throttle position sensors (“TPS”) are prone to failure on all 4.3 engines, which can result in poor idling, engine stalling, bad acceleration, and other low-rpm running problems.
What is a Vortec engine?
The term “vortec” is simply a marketing name used by Chevrolet to communicate its use of “ vortex technology”. Chevy’s vortex technology creates an air vortex inside the engine, which results in better air-to-fuel efficiency. The 4.3 Vortec engine (or Vortec 4300) is a 6-cylinder small-block that was introduced in 1985 and continued in production ...
What is the purpose of the intake gasket?
The intake gasket sits between the intake manifold and the cylinder head. It is responsible for sealing engine vacuum, and also engine coolant. Most gaskets are made of rubber, or paper, and are subject to high pressures and high temperatures.
What happens when you leak coolant?
When this happens, you’ll start leaking engine coolant and lose engine vacuum, leading to performance and overheating problems. As the intake manifold controls air-to-fuel ratios, leaking vacuum can throw these off and lead to the engine running very lean.
What causes a misfire in a car engine?
When this happens, you have excess fuel in the engine creating very rich air to fuel ratios. Like pretty much all of these other engine problems, this can result in engine misfires. Some of the fuel can go unburnt in the cylinder and then lead to premature combustion due to heat, creating a misfire.
What is a distributor cap made of?
The cap is made of plastic. And the distributor sits in a high-heat part of the engine with poor air circulation or cooling. The cap is prone to warping from the heat, which results in the cap rubbing against the distributor rotor button.