"vehicle has mixed oil and water"

"The makes funny noise"

"Car lacks power and emit white smoke"

"Valve stem seals, o rings - car is smoking when idling and using a lot of oil"

"It is not timming belt it is timing chain bmw 320i f30 N20 engine"

"The car is idling rough and it shakes the whole car. The car has no power and misfires. The injectors are fine and have been tested including the plugs connected to the injectors. The code errors are as follows; 4530 DDE charge-air pressure control 4521 DDE charge-air pressure control"

The user didn't provide a description

"Alternator belt replacement and check for water leaks"

"timing chain is off and need to be replaced"

"Replacement of water pump and thermostat. The radiator warning sign came on, had a lot of coolant leak. Topped up coolant and it seems leak came from the water pump."