One problem related to fuel hoses lines/piping and fittings has been reported for the 2004 Volkswagen Golf. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Volkswagen Golf based on all problems reported for the 2004 Golf.
I noticed a strong smell of diesel fuel while driving my car. Next I noticed smoke coming out from under the hood. I took my car to autohaus in royal oak, mi where they diagnosed the problem as a leak in the return fuel line.