Questions & Answers for: Chevrolet Blazer all gauge drop

fuel gauge chevy blazer fuel gauge Check sending unit in tank. My newer Envoy (2005) did the same thing. Unfortunately, they have to drop the tank to replace it and it considerable labor $$ to R&R

Guages in 85 s-10,don't work with lights on.What's the cause? I bought an 85 s-10, and all gauges work, until the head lights are turned on. With the lights on all gauges, drop to the bottom. We ...

not the gas gauge, this problem is caused by the gas gauge sending unit inside the gas tank, drop the gas tank and rep[lace the fuel pump/sending unit module, about $200 for the part from rockauto.com

My oil pressure gauge will drop to 0 and then return to normal when driving. bad power input wire or sensor to gauge wire.grounds usually make them peg the needle to the right i.e. to much pressure

...gauge drop to zero. After a few moments, it rose back up to where it is normally (around 70, if I remember correctly). As I continued home (not a great distance, 1-2miles at most), it dropped and ...

...pressure The first thing I would suggest is to remove the oil pressure sender and hook up a manual gauge to it (we use a 1/4" high pressure line with a manual gauge hooked to one end). Run the

i have no heat comming out just cold air and my temp gauge goes all the way up til the light comes on then the temp drops back down to normal. it doesnt take long for the temp gauge to go up like 5 ...

...on then immediately off A/c compressor kicks on at about 50psi then immediately kicks off when the gauge drops to 22psi. We are using the correct gauges. Its supposed to do that.If the system is

...gauge would drop since the alternator is not charging as much at idle as when you are driving. It should stay above 12 volts as long as the heater or headlights are off. Same thing with the oil ...

...same thing Temp may just be your temp sensor, look through the drivers side front wheel, you see the sensor. Fuel gauge not working is usually the sending unit on the fuel pump. Gotta drop the