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Engine Specific Tech
96-04 - 2V Specific
1998 GT Starting/stalling and jolting while driving problems.
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<blockquote data-quote="ANaughtyTugboat" data-source="post: 1116902" data-attributes="member: 18093"><p><span style="font-family: 'arial'">Hey guys, I just signed up here. I'm posting this on different forums to see if anyone has had any similar experience to mine, but so far no one seems to know what's going on. This will be kinda long, but there's a TL;DR at the end with videos of what's happening.</span></p><p><span style="font-family: 'arial'"></span></p><p><span style="font-family: 'arial'"><span style="color: #444444">I'm relatively sure my fuel pump has been on the way out for awhile, but I'm not sure. It takes forever to start if I don't cycle the key on/off 3 times to prime, which I found out is a sign of a bad pump. </span></span></p><p><span style="font-family: 'arial'"></span></p><p><span style="font-family: 'arial'"><span style="color: #444444">Last night I had gotten gas before I took my friend back to this house. I made it to his house fine, no problems whatsoever. I shut the car off, came back out 5 minutes later, and the car died as soon as it fired. I figured "that was weird, maybe i let go too early" and tried to start it again. It fired right back up, but then all of the sudden the car began to rev itself upwards of 1500 to 2000 rpms and then would fall right back to idle. It was as if a ghost was sitting there showing off my exhaust. It did it again, and then stalled.</span></span></p><p><span style="font-family: 'arial'"></span></p><p><span style="font-family: 'arial'"><span style="color: #444444">I tried to restart the car, and it wouldn't crank. The theft light was flashing, which was weird because this is the first time I had ever seen that happen. The flash code incase anyone is wondering is 1-pause-6. It randomly disappeared a minute later and let me start the car up again, only for the same revving problems to start right back up. I noticed when the car revved itself, it would sputter back down to idle, the check engine light would flash for every misfire felt, and then the car would stall. You could here a clicking under the hood while I left the key on that would be in unison with the check engine light flashing, even though the engine wasn't running. The weirdest part about this is my check engine light had been flashed off long ago because of my off road exhaust(or so i am led to believe by reading up on various exhaust/CEL threads.), so this is literally the first time I have ever seen my check engine light on. </span></span></p><p><span style="font-family: 'arial'"></span></p><p><span style="font-family: 'arial'"><span style="color: #444444">I managed to make it home, the car even itself out and gave me no trouble getting back home for the 8 or so highway miles it was between our houses. I tried going out today, car fired right up and seemed to be running fine, yet once i got to the mall it gave out on me. I got it restarted long enough to get into a parking lot, all the while it is revving and jolting itself all over the place and i couldn't control it. As soon as i put it in neutral it would stall. This time when the theft light randomly came on it let the car crank, but not fire. I couldn't figure out what was wrong, and since this only started happening after I got gas I figured i'd gotten some awful gas from Exxon. I disconnected the battery, got a ride home, got a few gas cans from a different station, and came back and filled it up. The car started up fine and gave me no trouble getting home, but now i'm scared to move it.</span></span></p><p><span style="font-family: 'arial'"></span></p><p><span style="font-family: 'arial'"><span style="color: #444444">In conclusion, does anyone have ANY clue what just happened here? The car was running perfectly since I changed the plugs and wires about 3 weeks ago. Sorry for the long story, I just need some help here. If it IS the fuel pump, what is the best drop in solution i could tell a shop to do for the fuel pump, seeing as the 98 is such a strange year. I cannot do it myself sadly, so I'll be needing a shop for this one. </span></span></p><p><span style="font-family: 'arial'"><span style="color: #444444"></span></span></p><p><span style="font-family: 'arial'">Today I also cleaned the IAC, Thorttle Body, and MAF, unplugged the battery, and let it relearn the idle. Same problems happen. The car seems to need to be at operating temperature for any of this to happen.</span></p><p><span style="font-family: 'arial'"></span></p><p><span style="font-family: 'arial'"><span style="color: #444444">Thank you for the help in advance! </span></span></p><p><span style="font-family: 'arial'"></span></p><p><span style="font-family: 'arial'"></span><span style="color: #444444"><span style="font-family: 'verdana'"><span style="font-family: 'arial'">Tl;dr version : Car ran fine, got gas, stalled repeatedly, theft light came on out of nowhere along with check engine light, and fuel pump may be bad.</span></span></span></p><p><span style="color: #444444"><span style="font-family: 'verdana'"></span></span></p><p><a href="http://www.youtube.com/watch?v=cc_jPFWYZiU" target="_blank">http://www.youtube.com/watch?v=cc_jPFWYZiU</a></p><p></p><p><a href="http://www.youtube.com/watch?v=Tt2J8eZ2AHM" target="_blank">http://www.youtube.com/watch?v=Tt2J8eZ2AHM</a></p></blockquote><p></p>
[QUOTE="ANaughtyTugboat, post: 1116902, member: 18093"] [FONT=arial]Hey guys, I just signed up here. I'm posting this on different forums to see if anyone has had any similar experience to mine, but so far no one seems to know what's going on. This will be kinda long, but there's a TL;DR at the end with videos of what's happening. [COLOR=#444444]I'm relatively sure my fuel pump has been on the way out for awhile, but I'm not sure. It takes forever to start if I don't cycle the key on/off 3 times to prime, which I found out is a sign of a bad pump. [/COLOR] [COLOR=#444444]Last night I had gotten gas before I took my friend back to this house. I made it to his house fine, no problems whatsoever. I shut the car off, came back out 5 minutes later, and the car died as soon as it fired. I figured "that was weird, maybe i let go too early" and tried to start it again. It fired right back up, but then all of the sudden the car began to rev itself upwards of 1500 to 2000 rpms and then would fall right back to idle. It was as if a ghost was sitting there showing off my exhaust. It did it again, and then stalled.[/COLOR] [COLOR=#444444]I tried to restart the car, and it wouldn't crank. The theft light was flashing, which was weird because this is the first time I had ever seen that happen. The flash code incase anyone is wondering is 1-pause-6. It randomly disappeared a minute later and let me start the car up again, only for the same revving problems to start right back up. I noticed when the car revved itself, it would sputter back down to idle, the check engine light would flash for every misfire felt, and then the car would stall. You could here a clicking under the hood while I left the key on that would be in unison with the check engine light flashing, even though the engine wasn't running. The weirdest part about this is my check engine light had been flashed off long ago because of my off road exhaust(or so i am led to believe by reading up on various exhaust/CEL threads.), so this is literally the first time I have ever seen my check engine light on. [/COLOR] [COLOR=#444444]I managed to make it home, the car even itself out and gave me no trouble getting back home for the 8 or so highway miles it was between our houses. I tried going out today, car fired right up and seemed to be running fine, yet once i got to the mall it gave out on me. I got it restarted long enough to get into a parking lot, all the while it is revving and jolting itself all over the place and i couldn't control it. As soon as i put it in neutral it would stall. This time when the theft light randomly came on it let the car crank, but not fire. I couldn't figure out what was wrong, and since this only started happening after I got gas I figured i'd gotten some awful gas from Exxon. I disconnected the battery, got a ride home, got a few gas cans from a different station, and came back and filled it up. The car started up fine and gave me no trouble getting home, but now i'm scared to move it.[/COLOR] [COLOR=#444444]In conclusion, does anyone have ANY clue what just happened here? The car was running perfectly since I changed the plugs and wires about 3 weeks ago. Sorry for the long story, I just need some help here. If it IS the fuel pump, what is the best drop in solution i could tell a shop to do for the fuel pump, seeing as the 98 is such a strange year. I cannot do it myself sadly, so I'll be needing a shop for this one. [/COLOR] Today I also cleaned the IAC, Thorttle Body, and MAF, unplugged the battery, and let it relearn the idle. Same problems happen. The car seems to need to be at operating temperature for any of this to happen. [COLOR=#444444]Thank you for the help in advance! [/COLOR] [/FONT][COLOR=#444444][FONT=verdana][FONT=arial]Tl;dr version : Car ran fine, got gas, stalled repeatedly, theft light came on out of nowhere along with check engine light, and fuel pump may be bad.[/FONT] [/FONT][/COLOR] [URL]http://www.youtube.com/watch?v=cc_jPFWYZiU[/URL] [url]http://www.youtube.com/watch?v=Tt2J8eZ2AHM[/url] [/QUOTE]
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96-04 - 2V Specific
1998 GT Starting/stalling and jolting while driving problems.
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