Volvo: 89 740 gl, volvo 740 gl, zillion times

Question
I have a 89 volvo 740 gl and am at a lost. I have had to replace my air mass flow for the 3rd time in 3 months. Is there anything that can make this keep going bad. It is the right one i have check a zillion times & Bosch. ANy suggestions?
Thank you
Heather

Answer
Hello Heather! Why are you replacing the MAF sensor? What problem are you having with car? There may be another problem besides the MAF sensor. What is the Bosch part number of the sensor? If you can give me more details I can help you better.

Jimmy