I've been told it has something to do with the smog system. This has happened 3 times, each time when the gas gauge shows 3/4 of a tank.
Volvo Q&AAsk Your Question
1996 Volvo 960 Question: check engine light comes on when gas tank hits 3/4 full
Answer #1bmdouble November 13, 2013, 18:57Master
Sounds like you have a bad spot on your sending unit,but we need the trouble code to give you a better guesstimate on what it could be.
Replytriumphgirl, November 13, 2013, 20:38Rookie
Thank you - I will see if I can get the code.
Answer #2Greg's Orange Auto (14224 Answers) , Orange, CA - (714) 361-9386globalhelper November 14, 2013, 06:19Master
agree with #1