- #04 06 chevrolet transmission cooler problems mod
- #04 06 chevrolet transmission cooler problems manual
A lack of power, usually most obvious when accelerating – the car might feel sluggish.Shifting might not happen when you expect it – it could be too early or too late.The car might not go into some gears, especially reverse.“Bad-sounding metal noises” – to use the technical term – such as whining, grinding, or screeching.If your transmission is slipping, you may notice one or more of the following: If you need to look at purchasing a replacement 4L60E transmission there are lots available online, check out this link.Ĭheck out this video from Transmission Bench to explain the 3 most common 4L60E transmission problems. However, if you are experiencing problems with your transmission, perhaps one of the following might ring true. You could experience any number of 4L60E transmission problems, and so this list is by no means conclusive. Despite a great reputation, there are a few things that are well-known to go wrong on a 4L60E. While most argue that the 4-speed 4L60E is one of the best transmissions ever to come out of a factory, it also has its haters. What are Some Common 4L60E Transmission Problems? You may have to pay a couple of dollars to get this. This should include the transmission type.
#04 06 chevrolet transmission cooler problems manual
You should be able to find the VIN location by looking in your owner’s manual or simply searching online: “where is the VIN number on a 2000 Chevrolet Corvette”, for example.Įntering your VIN on a specialist website, such as, or taking it to your local mechanic, will provide you with information such as the vehicle history, service history, and – what we’re looking for – the technical specifications. The VIN is usually found on either the dashboard (from looking through the windscreen) or the passenger doorframe. If the car was made before 1981, it may have 16 characters (letters or numbers) – cars made after this time will have a VIN of 17 characters. If you’re still not sure what transmission your car has, look for the VIN number – the Vehicle Identification Number. The following cars all use a 4L60E transmission. GM are responsible for some of the biggest automotive brand names in the US, including Cadillac, Chevrolet, Pontiac, and, of course, GMC. Then again, hydraulic systems were also somewhat complicated and difficult to work on at home. Its predecessor, the 4L60 was instead controlled hydraulically.įor a detailed history of how automatic transmissions have been developed over time, ever since the first one was invented in 1904 (or 1923, depending on your view), take a look at this Wikipedia page. The 4L60E is made unique by being one of the first transmissions to use electronic shift control. The one used in the example here is also a much newer 6-speed, whereas the 4L60E is a 4-speed transmission. Please note that this is not a 4L60E specifically, but it will give you a good general overview of how transmissions work. This is especially the case in the US, where the automatic transmission is extremely popular.įor a quick explanation of how a basic automatic transmission works, if you’re not familiar with it, check out this video. In 2015, about 34% of the cars in the world were equipped with one. Now I am not sure.On the roads of most countries today, an automatic transmission isn’t a rare sight.
#04 06 chevrolet transmission cooler problems mod
I am asking about this because I trusted the mechanic's expertise and experience, paid extra for the mod, but he ran late on time (and said another mechanic ran off with his "special" drill), and asked me to come back on Tuesday or Wednesday to get the check valve mod done. The mechanic said that he has done this on Chrysler products transmission systems many times and it prevents catastrophic failure.ĭoes anyone on this forum know about this modification? Does it have any side effects? (I found something online about the fluid possibly draining out of the torque converter, and having to wait a few seconds after you start it up, to put it in gear). A sticking check valve in the line to the transmission cooler radiator would cause overheating of the transmission without you knowing about it. I had never heard of this "fix" before, but have been reading recent posts on this forum about plumbing check valves sticking and causing problems. He seemed knowlegeable on the Dodge trucks and transmissions, and was adamant along with the fluids changeouts to DRILL OUT THE CHECK VALVE IN THE LINE FROM THE TRANSMISSION TO THE TRANSMISSION OIL COOLER. I took the oil to a local mechanic I had not used before. Today I bought Amsoil ATF and differential gear oil. As most of us know the major subsystem with the poorest performance reputation on the Dodge Ram Trucks is the transmission.