Volvo S40 Questions

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Just changed my radiator through my intercooler system, and now when i start my car it works fine if my foot stays on the gas but the second i move my foot the car stalls. I had no hang ups in replacing the radiator i...
If i use D it works but if i change it to manual, it still on D and dont make any change can you helpme,
No smoke, or oil leak. Just replaced TRT UF303T ignition coil. Check engine light was off for the first 100 miles and back again. Mechanic said its the turbo and very expensive to replace.
My keyfob batteries have been replaced, it is not the batteries. If car gets locked (from inside lock button), cannot unlock doors from outside with key fob NOR key. Likewise, trunk will not unlock. If I do lock my...
daughter lives out of area, car started to act up, added 2 quarts of oil, this brought oil level up, reports it is running fine
the thermostat seems to work fine i have lots of heat ,i didn't know a LOW temp coolant would trigger a code could this be a sensor ?? any tips ,please and thank you
Lost power pullled over and towed
and reset lite
There are no OBD codes as I have fixed and gotten rid of all the codes that came up. I replaced the timing belt and accessories and timing is dead on, starter is good, alternator is good, battery is good, fuel system...
My brother brought me his s40 and said it has no reverse and wanted me to check it out. I opened up the trans and it smelled like gear oil so I asked him about it and he said he put gear oil in the front differential....
Only starts after car has been running for over 1/2 hour or so. May start sooner on a hot day and/or in constant traffic. Does not appear to come from the engine. Can hear it best in rear seating area, and sound...
Repair was made to gear selector problem and drove the car a short distance and it went dead. It is showing a P0603 code - but I've been told this could be a failed starter control module?? HELP
the terminals on my battery were cleaned, and now nothing in the car works no lights and wont turn on. however there is a clicking sound under the passenger side dash and a little light barley flashing???? help