INTAKE MANIFOLD ON 3.4L SFI V6 ENGINE ON GRAND AM'S HAVE SEVERE PROBLEM - LETS WATER OUT OF THE SYSTEM VERY FAST, WILL LET A FULL TANK OF COOLANT OUT IN LESS THAN 1 HOUR OF DRIVING TIME. THIS CAUSES DRIVER TO BE STRANDED, ALSO AN ENVIRONMENTAL ISSUE WITH COOLANT LEAKING EVERYWHERE. THIS HAS CAUSED MY ENGINE TO BE ON FIRE, AND THE REPAIRS ARE EXTENSIVE. MECHANICS KNOW THIS PROBLEM ALL TOO WELL, EVERYONE I HAVE BEEN TO HAS HAD TO FIX IT MULTIPLE TIMES. THE PROCEDURE TAKES 6 FULL HOURS, REQUIRING PRICY LABOR ON THE CONSUMERS EXPENSE. NEW INTAKE MANIFOLD GASKETS STILL DON'T LAST LONG EVEN AFTER THEY HAVE BEEN REPLACED. GM NEEDS TO STAND BEHIND THEIR FAULTY PRODUCT, AND FIX THIS PROBLEM. I WILL SPEND MORE IN REPAIRS ON THE ENGINE, THEN I PAID FOR THE CAR - AND I BOUGHT IT BRAND NEW. PLEASE MAKE GM FIX THIS PROBLEM, IT IS AN ENVIRONMENTAL ISSUE WITH ANTIFREEZE LEAKING EVERYWHERE, IT IS A HAZARD TO PEOPLE WHO HAVE TO STOP TO REFILL THE COOLANT TANK JUST TO DRIVE, AND IT IS A VERY COSTLY AND HARD TO GET TO COMPONENT OF THE ENGINE.*AK