Are there transmission problems in my 2004 GMC Sierra?

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Are there transmission problems in my 2004 GMC Sierra?

Now, these trucks are getting older, and it’s very likely that your 2004 Sierra may be having transmission problems. Below, you’ll find a ton of troubleshooting your transmission problems.

Why is my GMC transmission not shifting properly?

Most GMC transmission problems such as harsh shifting, delayed shifting, no gear, stuck in gear, no reverse or drive are quite often caused by low transmission fluid level. If your GMC vehicle with automatic transmission is not shifting properly, check the transmission fluid first.

What kind of transmission does a GMC Sierra have?

The 2004 GMC Sierra was the 6th year of the GMT800 platform truck. Now, these trucks are getting older, and it’s very likely that your 2004 Sierra may be having transmission problems. Below, you’ll find a ton of troubleshooting your transmission problems. The 2004 Sierra was a carryover from the 2003 model year.

What are the problems with a GMC 6 speed transmission?

Incorrect gear shifts, gear slipping or overheating. Newer GMC trucks equipped with a 6-speed 6L80 transmission can suffer from various intermittent or constant transmission issues. Symptoms include harsh or delayed shifting, inability to engage certain gears, and slipping when shifting gears.

Now, these trucks are getting older, and it’s very likely that your 2004 Sierra may be having transmission problems. Below, you’ll find a ton of troubleshooting your transmission problems.

The 2004 GMC Sierra was the 6th year of the GMT800 platform truck. Now, these trucks are getting older, and it’s very likely that your 2004 Sierra may be having transmission problems. Below, you’ll find a ton of troubleshooting your transmission problems. The 2004 Sierra was a carryover from the 2003 model year.

Why is my GMC Sierra not moving in any gear?

It is pretty applicable to the 4L80E as well. Not Moving in any Gear – If your 2003 Sierra Transmission has a problem moving in any gear, it’s likely caused by a lack of transmission fluid. No matter how silly that sounds, and how convinced you are that it’s not the problem, go ahead and check it anyway.

Why is the transmission not shifting on my Chevy Silverado?

Take a couple of easy steps to see why your truck is not shifting. No need to panic yet. This article applies to the Chevrolet Silverado GMT800 (1999-2006). Your transmission is just supposed to shift and leave you alone.

Are there any transmission problems with my GMC Truck?

Newer GMC trucks equipped with a 6-speed 6L80 transmission can suffer from various intermittent or constant transmission issues. Symptoms include harsh or delayed shifting, inability to engage certain gears, and slipping when shifting gears. These problems can even lead to transmission overheating in some cases.

Is there Trans fluid flush for GM 8 speed transmissions?

Customers that complain of shuddering and harsh shifting characteristics in the 8-speed GM transmissions are recommended for a trans fluid flush. As of August 7 th, GM dealers should also be flushing all potentially affected new vehicles on the lot.

Newer GMC trucks equipped with a 6-speed 6L80 transmission can suffer from various intermittent or constant transmission issues. Symptoms include harsh or delayed shifting, inability to engage certain gears, and slipping when shifting gears. These problems can even lead to transmission overheating in some cases.

How to change transmission fluid in a Chevy Tahoe?

Return the dipstick and lock it to the tube. Before you proceed to change the transmission fluid of your 2004 Tahoe, you need to warm up your car first to get it ready. Then put a drain pan below the transmission to drain the old fluid and then remove the bolts and the pan and lower it to the ground.

It is pretty applicable to the 4L80E as well. Not Moving in any Gear – If your 2003 Sierra Transmission has a problem moving in any gear, it’s likely caused by a lack of transmission fluid. No matter how silly that sounds, and how convinced you are that it’s not the problem, go ahead and check it anyway.

Why is my 2004 GMC Sierra not moving?

It is pretty applicable to the 4L80E as well. Not Moving in any Gear – If your 2004 Sierra Transmission has a problem moving in any gear, it’s likely caused by a lack of transmission fluid. No matter how silly that sounds, and how convinced you are that it’s not the problem, go ahead and check it anyway.

What kind of transmission does a 2004 GMC Sierra have?

The transmission options that were available to the 2004 Sierra were as follows: MG5– This is the NV3500 manual transmission. It’s the only manual available for the 2004 Sierra. M30– This is the 4L60E automatic transmission. It came in the lighter duty trucks. It’s a four speed overdrive transmission. MT1– This is the 4L80E automatic transmission.

Can a GMC Sierra shift into any gear?

Answer: There is no solenoid that will prevent the transmission from going into any forward gear. Shift solenoids control shift 1-2, 2-3, 3-4 and downshifts. You need to get a scan done on the computer to see what code (s) is set.

Why is my GMC Sierra not locking in overdrive?

It’s way less expensive than replacing a bad torque converter. Transmission Not Locking in Overdrive – The 4L60E and 4L80E both have torque converters that lock. That is to say when they are moving at a certain speed, they’ll lock and create a direct 1:1 connection between the engine and transmission.

How to troubleshoot a GM 4.8L 5.3L?

You can find this tutorial in Spanish here: Cómo Diagnosticar y Resolver Una Falla en Cilindro (GM 4.8L, 5.3L, 6.0L) (at: autotecnico-online.com ). The core symptom of a misfire is rough idle. This isn’t the only symptom that your GM van, pickup or SUV might experience… here are some more that you might see:

What kind of engine does a GM 4.8L have?

The 4.8L is powerful and delivers exceptional refinement to go with great strength. Quiet features built into the engine are complemented by an improved engine cradle and mounting system.

Is there a problem with the ignition on my GMC Sierra?

This problem occurs in minivans, cars and SUVs as well. There has been more reports of ignition Anti Theft defects and the security light flashing in more cars and trucks. This is one of the easy fixes for the common ignition starting problem, but GM needs to recall this issue and fix it for us.

Are there any problems with the Chevy 4.8L Vortec?

The two engines tend to have similar problems, but the 4.8 Vortec comes in at a higher reliability rating on our scale due to its lack of AFM, which is known to cause problems on just about every engine it touches. 1. Intake Knock Sensor – 4.8L Vortec

The 4.8L is powerful and delivers exceptional refinement to go with great strength. Quiet features built into the engine are complemented by an improved engine cradle and mounting system.

What does the sensor do on a GMC Sierra?

A sensor tells the security system whether the key is in the ignition or not. This is a common feature in the GMC, Pontiac, Oldsmobile, Saturn, Chevrolet and other past and present GM brand vehicles. The wire, which is connected to that sensor, comes loose or corroded and needs to be secured or cleaned.

When did the GMC Sierra have the most problems?

The model years with the most problems reported were 2004 and 2007, with more than 60 complaints each year, followed by 2002, 2003, 2005, and 2010, with more than 40 each year. Of the 112 problems, five different complaints have been reported 90 or more times.

This problem occurs in minivans, cars and SUVs as well. There has been more reports of ignition Anti Theft defects and the security light flashing in more cars and trucks. This is one of the easy fixes for the common ignition starting problem, but GM needs to recall this issue and fix it for us.

The model years with the most problems reported were 2004 and 2007, with more than 60 complaints each year, followed by 2002, 2003, 2005, and 2010, with more than 40 each year. Of the 112 problems, five different complaints have been reported 90 or more times.

What are the most common GMC truck problems?

One of the most common 2007-2013 GMC and Chevy truck problems owners experience is excessive oil consumption. This problem led vehicle buyers to launch a class-action lawsuit against GM, which alleged 2010-2013 vehicles with Generation IV 5.3 Liter V8 Vortec 5300 engines were defective.

Are there any issues with my GMC Silverado?

Another common issue with 2007-2013 Silverados and Sierras is that the fuel level sensor stops working. After approximately 120,000 miles, the fuel gauge may start misreading the fuel level or working inconsistently. You might find it always reads empty even right after you fill up the gas tank. It might also jump between full and empty.

One of the most common 2007-2013 GMC and Chevy truck problems owners experience is excessive oil consumption. This problem led vehicle buyers to launch a class-action lawsuit against GM, which alleged 2010-2013 vehicles with Generation IV 5.3 Liter V8 Vortec 5300 engines were defective.

Another common issue with 2007-2013 Silverados and Sierras is that the fuel level sensor stops working. After approximately 120,000 miles, the fuel gauge may start misreading the fuel level or working inconsistently. You might find it always reads empty even right after you fill up the gas tank. It might also jump between full and empty.

What are the features of a GMC Sierra?

Key Features: 1 Best-in-class towing at 36,000 lbs † (1) 2 Best-in-class heavy-duty cargo bed volume 3 First-ever heavy duty in its class offering Allison ® 10-speed Automatic Transmission with available 6.6L Duramax ® Turbo-Diesel V8 engine 4 Available ProGrade Trailering System with in-vehicle Trailering App† (12)

What kind of engine does a GMC 3500 have?

Requires properly equipped 3500 Regular Cab DRW Long Box 2WD model with available 6.6L Duramax Turbo Diesel engine and gooseneck hitch. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.

Why is my 4WD light not working on my GMC Sierra?

Selector Switch was giving me issues about 3 years ago (64,000 mi). Shifting out of drive,stuck in 4WD hi/low and couldn’t switch it back or shifts to neutral and cant switch to 2WD. The sensor in the transfer case had a bad seal and fluid was getting in and shorting it out.

What are the problems with a 2004 GMC Sierra 1500?

1 Ac / Heater Malfunctioning 2004 Sierra 1500 Average Cost to Fix: $1,400 Average Mileage: 106,000 mi 2 Stereo System Stopped Working 2004 Sierra 1500 Average Cost to Fix: $1,500 Average Mileage: 72,000 mi 3 Transmission Failure 2004 Sierra 1500

Why does my GMC Sierra 1500 say service 4WD?

Having similar issues as above, had to drive the truck in 4wd high for a short period of time without the rear drive shaft, heard a clunk and the service 4wd message came on, the front drive shaft quit which left me stranded.

Where does the GMC Sierra 1500 AT4 go?

This quadrennial event challenges teams to drive through Canada, Alaska and into the Arctic Circle. With temperatures well below freezing, see how these three used their Sierra 1500 AT4 to witness beautiful backdrops and experience some of the most isolated regions of North America.

Why is my service 4WD indicator not working?

If the wires are broken, the actuator won’t operate and the actuator won’t move. If it does not move to the proper position, the buttons on the dash will blink and the “Service 4WD” indicator will be lit because the TCCM never sees a complete 4WD engagement. The ground wire to my front axle actuator was the culprit on my truck.

Are there any problems with the GMC Sierra 1500?

Check out our GMC Sierra 1500 overview to see the most problematic years, worst problems and most recently reported complaints with the Sierra 1500.

What are the climate controls on a 2004 GMC Sierra?

My 2004 has dual climate controls. The passenger side will blow heat but the driver side won’t. it blows cold but not hot. i just replaced the control … read more Vocational, Technical or Tra… I have a 2004 GMC Sierra that has dual climate controls. The passenger side works in both hot cold and blended postions. The driver side … read more

Check out our GMC Sierra 1500 overview to see the most problematic years, worst problems and most recently reported complaints with the Sierra 1500.

Why is my AC not working on my GMC Sierra 1500?

Learn if it’s a simple fix or time to seek out a trusted technician. Not your vehicle? Why Isn’t My A/C Working? What are common reasons my GMC Sierra 1500 has air conditioning problems?

Is there a 2004 GMC 2500HD with no fuel pump?

Recently purchased a 2004 GMC 2500HD, 84000 miles on it. Ran like a champ from June to November.. The minute the cold rainy weather came, have now had 5 times the truck completely dead, no start, no click, no fuel pump, Nothing.

Where was the 2004 GMC Sierra 2500HD last serviced?

Mileage: 184,831 miles Body Type: Pickup Color: Beige Engine: 8 Cyl 6.0 L Accident reported. Purchased on 08/28/04 and owned in MO until 05/14/21. Driven an estimated 14,222 miles/year. Last serviced at 237,923 miles in Aurora, MO on 04/30/21 • Vehicle serviced • Antifreeze/coolant flushed/changed.

Is the GMC Duramax Trans won’t shift?

Enter your ride HERE to be a part of this months Ride of the Month Challenge! Alright guys I’ve got an 04.5 LLY and after sitting for 2 or 3 days went to drive it and it clunks real hard into reverse and drive.