If codes cleared with a scanner and return check pressure switch assembly and wiring and voltage feed. I'd recommend you check your transmission external electrical connector for water intrusion and corrosion at the terminals by disconnecting the connector. I recommend having a professional, such as one from YourMechanic, further and repair this problem accurately for you. Luckily I was able to jus barley veer off the road into safety. Every time I drive it I worry that its coning to do it again. We as the consumer, should not have to pay money out of our pocket, for a problem that Chevrolet caused during the manufacture of this car.
The truck is used to pull my car trailer a few times a year. So you should chech it on our car models. Later, I was ready to take the car into the dealer and it started fine with no error messages or check engine light. My codes are back again. . Gm should be forced to fix this issue and reimburse all of us who have had to pay to fix their mistake. In some instances, the engine shuts off and all power steering and power braking is lost making it very difficult to control the vehicle.
Turned car on again at lunch 1. When you get the filter off you can see it good. I have read it is the throttle body and not covered under the extended warranty, but numerous people are having the same problem with the same exact thing and no recall or any kind of care is coming from gm. Finally after a few minutes I decided to try starting the car again and it started, with just the check engine light on and I was able to continue on my way. Why isn't it a recall on these problems? Other than that, its used for light duty use. I sat there for a few minutes trying to figure out what to do.
If there are no adverse conditions, your mechanic will move on to test the pressure sensor with a digital multimeter. I have always been a devoted gm customer, but honestly I am not sure I will ever buy another gm after this issue. Are you looking for code P0843 troubleshooting help, code P0843 diagnosis tips, code P0843 diagnostics or code P0843 technical information? Found this on the web: Any validity to this? I did get a notice from gm about the issue and the ability to be reimbursed or getting it fixed if there was a current issue and I was able to get reimbursed for it. They are obviously using inferior parts and their consumers are paying the price. Hello monteheeren Yes it needs checked out. When I restarted the car 3 or 4 hours later, only the check engine light is displayed. I was close to work so I parked it at work.
Pull off road, will not start then minutes later it starts. Had the transfer case rebuilt last summer. No check engine light or anything will come on letting you know the problem. Whether you need P0843 diagnostic tree information, P0843 diagnosis tips, P0843 technical information, P0843 diagnostics, P0843 troubleshooting help, or just answers to your code P0843 question, the is the place to go! Regardless of how you approach it, you should get this fixed right away. Maybe the solution is to just drive the truck more often! If your spark plugs look good, problems with your ignition system can also preventing a spark. I have been having major issues out of this car first it was the right hub eating tires , then the left hub eating more tires , then the transmission and gear shift completely gone replaced everything now this plus the front tires are still getting ate up.
I have read multiple complaints about this ,yet the nothing is being done. The truck is used to pull my car trailer a few times a year. Other torque converter clutch, lock up, gear ratio, shift solenoid, or transmission slippage codes often accompany this code. After I clear the codes, and drive the truck, it is ok. It has the 8100 engine and the truck has 42K on it. Since then it has continued to occur intermittantly. Now the check engine light and stability controll light popped on while driving while also having engine power reduced which then applied my brakes causing me to almost go off the road.
Maybe the solution is to just drive the truck more often! Was in the shop 3 times for Tcase problems, but last time they totally rebuilt it. Where is the pressure switch assembly? I just bought this car 3 weeks ago. I'm sure the truck has never had a new trans filter put on. Came home googled what could be the cause and see that many Impalas owners are having the same trouble. I will try a new trans filter. The solution is here : Chevrolet Tandem P0843 Possible Solution : The crankshaft sensor signals the fuel injection computer or the ignition control when the cylinders are firing. Service stabilitrak, service traction control, reduced engine power warning messages received.
As I see there are other owners that are having similar problems. The transfer case was rebuilt because I had a problem with the Tcase not wanting to go into 4x4. These codes seem to appear after the truck has sat for a week or two. After doing some research, I found that this is a common problem with many people experiencng the same thing. The acceleration was noticeably reduced as well as a significant difference in maintaining speed. While this code can indicate an internal transmission problem, typically just replacing the switch is all that is needed.
Other than that, its used for light duty use. I'm sure the truck has never had a new trans filter put on. How serious is the P0843 code? Are they present or history or past codes? The manufacturer was notified of the failure. Found this on the web: Any validity to this? Code Set Parameters Although code setting parameters vary greatly from one manufacturer and model to another, virtually every application utilizes calculations based upon throttle position, engine load, engine speed, and vehicle speed to determine the desired degree of pump pressure required for efficient operation. These can range from a faulty spark plug lead, shorted kill switch or flywheel key damage.
I have cleared the check engine codes once. If you know where the sensor is, you only have to unclip the old sensor and replace it with a new one. Also, there is a removable magnet between the filter and the transmission housing; care needs to be taken that the magnet doesn't get 'thrown away' with the old filter if it happens to stick to the old filter. Traction control light lit up also. I'm sure the truck has never had a new trans filter put on. I have had two plymouth vans and around 130,000 miles i got hesitation in the speed and throttle. The contact noticed the engine power was reduced while accelerating.