I have a frigidaire gas dryer model number GIGR341AS1 and it has stopped drying the cloths is this a overall dryer problem or can I replace a certain part on this dryer

Test the coils. If they are bad it will cause a "no heat: situation

Test the coils. If they are bad it will cause a "no heat: situation

I know this will sound dumb but how do I test the coils