2005 GMC Sierra Transmission Problems

The 2005 GMC Sierra was the 6th year of the GMT800 platform truck.  Now, these trucks are getting older, and it’s very likely that your 2005 Sierra may be having transmission problems.  Below, you’ll find a ton of troubleshooting your transmission problems.  The 2005 Sierra was a carryover from the 2004 model year. First and foremost, … Read more

2004 GMC Sierra 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. First and foremost, … Read more

2003 GMC Sierra Transmission Problems

The 2003 GMC Sierra was the 5th year of the GMT800 platform truck.  After five years, most of the issues with these trucks had been worked out.  Now, these trucks are getting older, and it’s very likely that your 2003 Sierra may be having transmission problems.  Below, you’ll find a ton of troubleshooting your transmission problems. … Read more

4L60E Problems: No Reverse

One of the most common problems with the 4L60E is that the reverse gear will go out.  Having no reverse can be a tricky issue, especially if you happened to park against a wall.  Below we will cover the most common problems that cause reverse to fail.     4L60E No Reverse Causes Low Reverse … Read more

4L60E Shift Solenoid Symptoms and Diagnosis

Modern automatic transmissions use hydraulic fluid, which is activated by solenoids, to shift gears.  In the 4L60E, shift solenoid problems can cause a lot of trouble.  The purpose of this article is to help you identify 4L60E shift solenoid symptoms.  The good news is, that if you do have a bad one, they’re really inexpensive. … Read more

4L60E Problems: No 3rd or 4th Gear

One of the most common (and most frustrating) problems that happens to the 4L60E is when it loses 3rd and 4th gear at the same time.  This leaves you driving around a car or truck that screams down the road.  So, what causes the no 3rd gear or 4th gear problem?  Below are some common … Read more

Are all 4L60E transmissions the same?

Are all 4L60E transmissions the same

  The 4L60E transmission was found behind the majority of GM rear wheel drive vehicles for the almost 20 years.  Are 4L60E transmissions the same?  No they are not.  More importantly, not all 4L60E transmission are compatible with one another.  We’ll go over some of the bigger differences in order to help you better understand … Read more