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Are there any AFM problems with the GM 5.3L V8?

Are there any AFM problems with the GM 5.3L V8? Now, to be fair: Not every GM 5.3L V8 has problems with AFM. Many consumers report a trouble-free ownership experience. Still, AFM problems exist. The AFM excessive oil consumption problem usually crops up on vehicles that go on long highway drives. These kinds of trips don't put much stress on the engine, so the AFM system deactivates pistons. What's the name of the 5.3 liter Chevy engine? Generation-five Ecotec3 5.3 Problems The Vortec 5300 namesake was finally replaced with the fifth-gen smallblock family, starting with model year 2014 trucks and...
Other

What causes a dim light at the back of a headlight?

What causes a dim light at the back of a headlight? But most dim headlights are caused by a corroded ground wire. Just trace the wiring harness from the back of each headlight assembly and see where it connects to the vehicle body. Clean it as described in the photo. Why are my low beam headlights not working? If a headlight fuse blows, it could cause the headlights to stop working. Most headlight systems are also designed with a relay that switches the power between low beam and high beam headlights. If this relay goes bad, it could allow power...
Easy lifehacks

Can a catalytic converter go bad without code?

Can a catalytic converter go bad without code? It is possible to clog the cat and not throw a code. sensor and see if the power is restored. Can a clogged cat cause loss of power? When a vehicle is running rich, the catalytic converter is working harder and running hotter than intended. A clogged catalytic converter results in a loss of power because an engine is aspirated and must breathe; if the restriction is severe enough, the engine may not run. Will a clogged catalytic converter show a code? What would throw a code is an improper air mixture...
Easy lifehacks

Is it OK to disconnect a car battery?

Is it OK to disconnect a car battery? NEVER: disconnect the car battery; while the engine is running or the ignition key is turned on. Automotive Car Battery With Negative Cable Removed. Disconnecting the car battery can create a; high voltage spike in the electrical system. Consequently, damaging electronic modules. When to disconnect positive terminal on car battery? Disconnecting the positive (or negative if you want less risk of shorting tools to chassis) terminal during the night often gets around most discharging problems but would have little effect if the battery itself is self-discharging internally which sometimes happens. What happens...
Common questions

What happens if your ignition lock cylinder is broken?

What happens if your ignition lock cylinder is broken? Some of the common symptoms of a damaged or broken ignition lock cylinder include the vehicle not starting or power not supplied to the vehicle when the ignition is turned. Most modern cars that have keyless remote starting have a key that has a computer chip inside of it. This requires a different type of ignition system. Why is my car key stuck in the ignition? Wear and tear may also cause the key to get stuck. Years of abusing your key may cause it not to function properly. If your...
Common questions

How long does it take to replace drive belt?

How long does it take to replace drive belt? For an experienced person, it will only take about 20-minutes, as the only concern will be to understand out how to loosen the tensioner bolt, and if the belt is the right one. How do you adjust a V belt drive? Most drives have two sheaves, one on the motor and one on the driven machine. The motor base usually has slotted holes to allow for adjustment toward and away from the driven machine. Loosen the motor hold down bolts and move the motor toward the drive machine to the inner...
Common questions

What does p20b9 mean on a reductant heater?

What does p20b9 mean on a reductant heater? A stored code P20B9 means that the powertrain control module (PCM) has detected no voltage in the control circuit for the on-board reductant heater designated with the letter A. This designation is used where multiple reductant heaters are in use, consult a vehicle specific repair manual to determine which is... What does the p20b9 code stand for? P20b9 Meaning. The reductant heater and sender assembly contains pickup tube for reductant pump module, an electric heating element, a reductant temperature sensor and an electrode type level sensor. The heating element is directly above...
Easy lifehacks

What happens when car keys get wet?

What happens when car keys get wet? Water and electricity generally don't mix. If it's left wet, you could end up with a rusted-out, corroded key that won't work at all. The battery could also die. A dead battery, or one that leaks or explodes, will also leave you with a non-working key. Can car keys go in water? Keyless remotes and car keys with buttons are not waterproof. Going to a beach should be fun. If you have a remote key then chances are the remote is now dead. However you should still be able to start the car...
Easy lifehacks

What kind of transmission does a Chevy Impala have?

What kind of transmission does a Chevy Impala have? The 2000-2011 Chevrolet Impala could be ordered with a number of engines, including a powerful 5.3L V8 and 4T65E-HD transmission in the 2006-2009 Chevy Impala SS. The police-spec Chevrolet Impala 9C1 also offered a similar levels of performance, from a selection of robust and reliable V6 engines. Are there any problems with the Chevy Impala 4T65E? Another common problem with the Chevrolet Impala 4T65E & Chevrolet Impala 4T65E-HD are an inoperable fourth or reverse gear. These issues are often caused by design flaws in the Reverse Boost Valve, channel plate, and...
Common questions

Why do the dome lights stay on while driving?

Why do the dome lights stay on while driving? The dome lights are staying on while driving now... No doors are open, no lights are turned on, and the dimmer switch is not on either. Have to disconnect the battery in order for the control modules to reset. Why are the dome lights on in my Jeep? No doors are open, no lights are turned on, and the dimmer switch is not on either. Have to disconnect the battery in order for the control modules to reset. Happened twice this week. Has anyone ran into this problem before? Why do...