Tag Archives: Transmission

Transmission problems answered by expert auto mechanics. View our growing list of auto repair questions answered.


2004 Chevy Malibu Thermostat – Transmission Problems

I changed my transmission fluids out on a 2004 Chevy Malibu and the pan keeps on leaking and I put sealer on the rubber tabs but it would not stop. ProTech: Do NOT use any sealer on the trans pan or gasket area, that will just make matters worse. You need to get a good GM trans pan gasket and reinstall. Make sure not to…

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2003 Olds Alero Transmission or Catalytic Converter Problem

I have a Oldsmobile 2003 Alero with 67000 miles on it. Yesterday the speedometer started going up and down by itself and wont register. Also the car jerks if you go past 30 MPH and it feels like the speed of the car has to catch up with how hard I’m pressing down on the gas.  Any ideas of what could be wrong. ProTech: Sounds like…

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2006 Chevy Silverado Transmission and Heater Problems

Hi I just had a rebuild transmission put in my 06 Chevy Silverado truck. It ran fine for a couple of day now it doesn’t get any gears. ProTech: Well I would say you’ve got a problem again in the transmission. Was it rebuilt by someone that knew what they were doing? Yes it was by a machine shop. Something had to break or go bad inside…

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2003 Chevy Silverado Check Engine Light and Transmission Slipping

What is the cause of reduced engine power? ProTech: What year, make and model of vehicle? 2003 Chevy Silverado 1500hd 6.0 engine. Is the check engine light on as well? Most times there has been a failure on a computer controlled component that has set the check engine light on, and that will usually cause the vehicle to into reduced power mode, which is basically…

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2002 Pontiac Grand Am Temp Sensor and Hard Starting

Trouble code says IAT sensor on 2002 Pontiac Grand Am GT 3.4L. Have replaced it twice with two brand new ones from different stores. Still showing problem code. Has problems with no start or hard start after sitting for a few hours. Runs fine when engine is warm. Could it be a broken or shorted wire in the IAT sensor circuit that just isn’t visible…

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Buick Stalls – Changed IAC and MAF Sensors

1998 3800 stalls when you let up on the accelerator. I changed the IAC valve, still does it.Do I need to drive it for a while for the computer to reset.If not, maybe the MAF??? ProTech: Is the check engine light on? Check engine light has come on a few times in the past week , but then goes back off. It has NOT come…

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Can’t Shift Into Gear on My 2000 Dodge Truck

I have a 2000 Dodge 2500 Cummins Diesel and its been sitting for awhile. it got moved about thirty yards away but anyway now it wont shift into any gears. it feels like the lever is just sliding up and down Protech: Hello, how did it get moved? Did you drive it? No it was in a park n fly at the airport. the people there…

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2001 Chevy Blazer 4WD Won’t Disengage

I have a 2001 Chevy blazer my 4 wheel drive wont disengage unless i put it in reverse and turn the wheel then back up. I’ve replaced the vacuum switch on the transfer case, replaced the in dash switch and just today put a new encoder motor on the transfer case. what happens is i try switching from 2hi to 4 hi and it does but…

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2000 GMC Yukon Stuck In 4 Wheel High

2000 GMC Yukon-4×4 is stuck in 4hi. service 4wd light on dash is on. i changed the dash switch, same problem. i pull off the transfer case actuator and hit switch, it makes a noise and the front diff act makes noise too. the transfer case actuator does not turn though. is it supposed to? ProTech Yes it should move, you most likely have a…

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2000 Chevy Impala Transmission Problems

2000 Chevy impala 143,000 miles. I had a new transmission put in 13 months ago. Lately I noticed the slipping again and swooshing noises like liquid moving. Happens more when engine is hot (after 25-50 miles of driving) For two weeks now the engine light has been going off and on. Today I took it to a dealer and they put the computer on to…

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Ford Taurus Used Car Transmission Failure

So my shop took in several Ford Taurus vehicles for our used car stock. I was to inspect and re-condition them before they went up for sale. Normally we take a quick test drive, check out how it feels, the brakes, any strange noises, A/C works, windows and locks, etc. The funny thing about all of the Ford Taurus- the transmission went out on every…

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