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Automotive Repair Car Troubleshooting Topics   Car Troubleshooting   Engine Troubleshooting   Engine Fault Codes   Electrical and Wiring   Transmission Problems Car Repair Topics   Car Making Noises   Car Stereo Repair   Heating or AC Issues   Motorcycles and ATVs   Tricks of the Trade   Truck Repair Advice Site Options:      Login   Sign up here! Latest Forum Post   2011 Dodge Nitro OBD scanner seems to drain battery in 10-20 minutes When I bought this car in summer 2023, a... Grounding Cable, 2017 Jeep Renegade Trailhawk The Cable that connects my negative batt... Rough Idle (Found new thing) Hi everyone. First of all sorry for bad ...     equipment hey yall. im a first year engineering st...   HELP I have a 1956 1/2 ton panel truck, 69 35...   Howdy     Just wanted to s...   ABS/Tractiob/Brake Lights on But No DTCs Hello all, Recently while driving m...   Chevy strut replacement I'm trying to get a sensor of some kind ...   2020 suburban new transmission and issues after install recently had the transmission fail at 11...   Caliper piston post cleaning won't screw in Hello, 2013 Hyundai Elantra limited (ma...

Search Auto Parts Search hard shifting Sign up here!   Email This Post Auto Repair Home>> Automotive Repair>> Transmission Problems daewooman New User Nov 29, 2008, 5:19 PM Post #1 of 3 (1584 views) hard shifting Sign In     i have a 2000 pont grand prix 3.8l no supercharger when i start the car up and drive for about 20 miles the trans shifts perfect but then it will shift hard the car has 90000 miles on it the tempature gauge is only a 1/4 up and the coolant looks dirty would a tran flush do the trick Tom Greenleaf Ultimate Carjunky / Moderator Nov 29, 2008, 6:43 PM Post #2 of 3 (1581 views) Re: hard shifting Sign In I'd flush cooling system and change trans fluid and filter but not flush it. Perhaps just me, but I favor synthetic fluids, T Loren Champlain Sr Veteran / Moderator Dec 1, 2008, 5:17 PM Post #3 of 3 (1567 views) Re: hard shifting Sign In 1/4 up on the temp guage doesn't sound high enough. I'd check the actual engine temp. It may be running too cool and not obtaining closed loop operation. A new thermostat may be in order along with the cooling system flush. The ECM controls the trans. shifting, so anything that effects engine management can also effect the trans. Loren SW Washington   Email This Post   Automotive Repair     Auto Body Repair and Refinishing     Heating or AC Issues     Electrical and Wiring     Brake Systems     Car Stereo Repair Advice     General Discussions     Car Making Funny Noises     Engine Fault Codes     Engine Troubles     Exhaust Systems     Steering and Suspension     Transmission Troubles     Tricks of the Trade Automotive World     General Discussions     Antique Car Talk     Car Shows and Events     The Bargin Bin     Motor Vehicle Inspection     Car Care Tips     Traffic Tickets     Gasoline, Motor Oils, Concept Cars and Engines     Auto Insurance, Financing, Leases, Warranties Truck Repair     General Discussions     Truck Engine Repair     Truck Suspension Repair Motorcycle Repair     General Discussions     Motorcycle Engine Repair CarJunky     Open Posting     Board FAQ's     New Board Suggestions

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