Loud vibration drone sound when it would be in V4 for all of 15 to 30 seconds then back into V8. This is due to the fact that the transmission is starting out in 2nd gear. How can I tell if my automatic transmission is bad? If you are buying a used truck, be warned that not all engines have been retrofitted with the new injector design. As the bands wear, they will lose their tolerances and eventually start to slip. We highly recommend doing so with a over one that was simply rebuilt. Fluid found on it will have most likely originated right above where the spot is found. This is a serious defect that could caused harm to those inside the truck and could harm other drivers or pedestrians.
Regardless, it's more common with the Duramax than other engines. The first and second gears operated at decreased speeds and the reverse gear did not activate. It can also be relatively difficult to prime the fuel system once air has been introduced into the system, such as when the fuel filter is changed. This is a serious defect that could caused harm to those inside the truck and could harm other drivers or pedestrians. No further incidents have happened yet, but it is constantly on my mind.
The truck is fine so far but I have only had it back from the dealer 2 days. The lurch can be quite strong causing the vehicle to jump forward in excess of a foot. See the for more information. It was in the shop before for the same exact problem which resulted in 1 of the 3 new transmissions. In second gear it will hold up to 3,000 rpms, beyond that the rpms will sudenly redline if im still on the gas and the truck will not continue to excelerate unless i let off the gas and let it go into 3rd. Come back in the morning and look at the cardboard. I took the Safari to another transmission shiop.
Common areas of leakage are the front seal near the torque converter , the pan gasket, the rear seal, transmission lines, and around any sensors or electrical connections. While I love my Sierra, I don't like that thing you step on to get on the truck because they have a plastic thing that with time it cracks. My 2 year old son was in the vehicle at the time, but there is no way that he could have applied the brake to release the vehicle out of gear. Transmission made a popping sound no forward gears, but reverse gears. I will never buy or own a General Motors Product again. A scan of the computer will tell you if a bad sensor is the cause of the problem. When the Allison 1000 transmission senses an abnormal amount of slip in the transmission, it enters limp mode.
Transmission made a popping sound no forward gears, but reverse gears. It has a lot of very well done features and is generally deserving of its high price. Found fuel line contacting firewall. The bottom of the pan was dirty and had some metal shavings. They mentioned changing the fluid, the screen and the gasket. A seal failed and coolant leaked into the transmission and destroyed it.
Problem is well known encoder motor sensor in the transfer case. What makes it pretty easy to tell if the automatic transmission failure is just a solenoid related issue. The faulty product is not what disappoints me, the companies lack of integrity to stand behind their product is. I feel there are two failures with this vehicle. I also cannot hear any lifter ticking like I could on my 2014 V6. These terms are used for identification purposes only.
Our bailout money did not go to good use with this company. This is the link to the accident. Attention Buyers, there are tons of complaints out there about related issues. Scraping noise heard when applying brakes. Also the navigation system helps you a lot to get to one place and other. Damn thing goes into limp mode after being driven about 10 miles. The interior fit of the truck is also pretty good except for the plastic wood trim.
Gave a system service warning about the Had to shut off truck and then it would return to 2X. The 8 speed transmission shifts nicely, but it takes a few seconds to go into reverse when started first thing in the morning unless you let the engine idle for 10 to 15 seconds. Using a third diagnostic box, he also failed to get any meaningful output regarding the transmission. Either need to rebuild or get rebuilt trans and trade out. They have to cut corners somewhere to sell at a low price and buying cheap components are often where its done.
Get a printout from dealer fiche to identify the 1-2 from the 3-4 solenoids identical. Will have to replace pump and get new half of the t-case housing next time it happens. Water Pump Failure Water pump failures for Duramax engine are somewhat common. At ConsumerAffairs we love to hear from both consumers and brands; please never hesitate to. I've lost count of how many times I've had my truck at dealership.
Careful, just because is cheaper does not mean it has value. Basically all options you have. Check the adjustment of the shifter cable. Replaced original front brakes at 130,000 miles due to a warped rotor and replaced the glow plug controller which failed but did not have any effect on starting. I have put off for 2 years by keeping transfer case in Auto. Currently I'm in the process of looking for a good lemon law lawyer and hopefully they can seek some sort of justice for me. The best discription of the problem is it feels as if you have been hit from the rear by another vehicle at 15-20 mph.