[Gmecm] Re: Tracker TBI Problems still

Wed Jun 13 20:26:33 UTC 2007

I set my timing by adjusting for maximum vacum then backing off 2" of vacum.
Mine are 89, and 92
Pat

On 6/13/07, Cowen <captain_krill at yahoo.com> wrote:
>
> Pat,
>
> Located in Vancouver, BC
>
> What is your base timing at??  What year do you have?
>
>
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> > > Today's Topics:
> >
> >    1. FW: riviera troubles (Steve Ravet)
> >    2. Re: Tracker TBI Problems still (Cowen)
> >    3. Re: Re: Tracker TBI Problems still (not a
> > webot)
> >    4. Re: FW: riviera troubles (kc)
> >    5. Re: FW: riviera troubles (Scott Pearson)
> > > From: "Steve Ravet" <Steve.Ravet at arm.com>
> > Subject: [Gmecm] FW: riviera troubles
> > Date: Tue, 12 Jun 2007 11:19:58 -0700
> > To: <gmecm at diy-efi.org>
> >
> > Forwarding a post from a non member.  If you reply
> > please copy the
> > posters address
> >
> > kc [kctobyjoe1 at verizon.net]
> >
> > --steve
> >
> > -----Original Message-----
> > From: mailman-bounces at columbiabikeclub.com
> > [mailto:mailman-bounces at columbiabikeclub.com] On
> > Behalf Of kc
> > Sent: Tuesday, June 12, 2007 12:10 PM
> > To: gmecm-owner at diy-efi.org
> > Subject: riviera troubles
> >
> > Here is my quandry which you may post in my stead
> > Own a 92 Rivera with
> > the digital dash and electronic climat control The
> > orig dash blew up and
> > was replaced NOW the odometer reads ERROR altho
> > every other function
> > works fine trip meter reads correctly SO...in PA I
> > CANNOT get it
> > inspected now because there is no mileage reference
> > point ERROR does not
> > qualify To fix, I need to:?
> > Get new ECM?
> > Have it re flashed ( I understand the VIN info is
> > paramount) throw up my
> > hands and get rid of car?
> > CRY?
> >
> > --
> > IMPORTANT NOTICE: The contents of this email and any
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> > please notify the sender immediately and do not
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> > any medium.  Thank you.
> >
> >
> >
> > > From: Cowen <captain_krill at yahoo.com>
> > Subject: [Gmecm] Re: Tracker TBI Problems still
> > Date: Tue, 12 Jun 2007 11:25:59 -0700 (PDT)
> > To: gmecm at diy-efi.org
> >
> > Pat,
> > No, I never did get to the bottom of it.  In the
> > end,
> > it passes AirCare and runs fine, the mileage is back
> > up.
> >
> > I "fixed it" by fluke.  I was messing around with a
> > SnapOn Modus, watching the O2 sensor etc, and I
> > couldn't find anything wrong.  I thought I'd see
> > what
> > would happen if I messed with the timing - and it
> > started running better.  Normally, reducing the
> > timing
> > will clean up HC, but in this case, severely
> > advancing
> > the timing made it run better! It's supposed to be
> > around 6 deg BTDC at idle, check connector shorted,
> > if
> > I recall (been awhile).  Right now, it's reading
> > aroung 22 degrees!!  I ended up advancing until it
> > pinged, then retarding it until smooth.  It has the
> > cleanest emissions it's had since we bought it 4
> > years
> > ago.
> >
> > Now the strange thing is, my mom's got the same car,
> > and it too has responded well to severely advancing
> > the timing.  That seems to eliminate the "rotated
> > harmonic balancer" theory...  Hers passed Aircare
> > with
> > flying colours too.
> >
> > By now, you should be thinking "This idiot doesn't
> > know how to check timing.  He's got one of those
> > adjustable timing lights, or he's put the pickup on
> > the wrong lead, or he doesn't know the check
> > connector
> > from a hole in the ground."  Well, I've had three
> > other people look into this for me, with their own
> > tools, and all of us seem to have the same probelm
> > timing this one particular type of car!
> >
> > So, the car works fine (although it still goes a bit
> > rich on a subzero start up and idles on 3 cylinders
> > for about 20 seconds), but I don't understand what
> > changed or why to cause the problems in the first
> > place (it happened on it's own last August), or why
> > the timing "seems" so advanced (when logically it
> > can't be that far off factory!!)
> >
> > Soon it's for sale!  The End.
> >
> > **********************END
> > TRANSMISSION**********************
> >
> >
> >
> >
>
> ____________________________________________________________________________________
> > Be a better Globetrotter. Get better travel answers
> > from someone who knows. Yahoo! Answers - Check it
> > out.
> >
> http://answers.yahoo.com/dir/?link=list&sid=396545469
> >
> > > From: "not a webot" <not.webot at gmail.com>
> > Subject: Re: [Gmecm] Re: Tracker TBI Problems still
> > Date: Tue, 12 Jun 2007 14:49:00 -0400
> > To: gmecm at diy-efi.org
> >
> >  I run mine on the edge of knock as well. I didn't
> > think to mention that.
> > I'm glad it passed. Where are you located?
> >
> > On 6/12/07, Cowen <captain_krill at yahoo.com> wrote:
> > >
> > > Pat,
> > > No, I never did get to the bottom of it.  In the
> > end,
> > > it passes AirCare and runs fine, the mileage is
> > back
> > > up.
> > >
> > > I "fixed it" by fluke.  I was messing around with
> > a
> > > SnapOn Modus, watching the O2 sensor etc, and I
> > > couldn't find anything wrong.  I thought I'd see
> > what
> > > would happen if I messed with the timing - and it
> > > started running better.  Normally, reducing the
> > timing
> > > will clean up HC, but in this case, severely
> > advancing
> > > the timing made it run better! It's supposed to be
> > > around 6 deg BTDC at idle, check connector
> > shorted, if
> > > I recall (been awhile).  Right now, it's reading
> > > aroung 22 degrees!!  I ended up advancing until it
> > > pinged, then retarding it until smooth.  It has
> > the
> > > cleanest emissions it's had since we bought it 4
> > years
> > > ago.
> > >
> > > Now the strange thing is, my mom's got the same
> > car,
> > > and it too has responded well to severely
> > advancing
> > > the timing.  That seems to eliminate the "rotated
> > > harmonic balancer" theory...  Hers passed Aircare
> > with
> > > flying colours too.
> > >
> > > By now, you should be thinking "This idiot doesn't
> > > know how to check timing.  He's got one of those
> > > adjustable timing lights, or he's put the pickup
> > on
> > > the wrong lead, or he doesn't know the check
> > connector
> > > from a hole in the ground."  Well, I've had three
> > > other people look into this for me, with their own
> > > tools, and all of us seem to have the same probelm
> > > timing this one particular type of car!
> > >
> > > So, the car works fine (although it still goes a
> > bit
> > > rich on a subzero start up and idles on 3
> > cylinders
> > > for about 20 seconds), but I don't understand what
> > > changed or why to cause the problems in the first
> > > place (it happened on it's own last August), or
> > why
> > > the timing "seems" so advanced (when logically it
> > > can't be that far off factory!!)
> > >
> > > Soon it's for sale!  The End.
> > >
> > > **********************END
> > TRANSMISSION**********************
> > >
> > >
> > >
> > >
> > >
> >
>
> ____________________________________________________________________________________
> > > Be a better Globetrotter. Get better travel
> > answers from someone who
> > > knows. Yahoo! Answers - Check it out.
> > >
> >
> http://answers.yahoo.com/dir/?link=list&sid=396545469
> > > _______________________________________________
> > > Gmecm mailing list
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> > >
> >
> > > From: kc <kctobyjoe1 at verizon.net>
> > Subject: Re: [Gmecm] FW: riviera troubles
> > Date: Tue, 12 Jun 2007 15:22:50 -0400
> > To: gmecm at diy-efi.org
> >
> > could you post that for me? I am not sure I
> > understand
> > must be the engineer degree ;-)
> >
> >
> > Steve Ravet wrote:
> > > Forwarding a post from a non member.  If you reply
> > please copy the
> > > posters address
> > >
> > > kc [kctobyjoe1 at verizon.net]
> > >
> > > --steve
> > >
> > > -----Original Message-----
> > > From: mailman-bounces at columbiabikeclub.com
> > > [mailto:mailman-bounces at columbiabikeclub.com] On
> > Behalf Of kc
> > > Sent: Tuesday, June 12, 2007 12:10 PM
> > > To: gmecm-owner at diy-efi.org
> > > Subject: riviera troubles
> > >
> > > Here is my quandry which you may post in my stead
> > Own a 92 Rivera with
> > > the digital dash and electronic climat control The
> > orig dash blew up and
> > > was replaced NOW the odometer reads ERROR altho
> > every other function
> > > works fine trip meter reads correctly SO...in PA I
> > CANNOT get it
> > > inspected now because there is no mileage
> > reference point ERROR does not
> > > qualify To fix, I need to:?
> > > Get new ECM?
> > > Have it re flashed ( I understand the VIN info is
> > paramount) throw up my
> > > hands and get rid of car?
> > > CRY?
> > >
> > >
> >
> >
> > > From: "Scott Pearson" <mrcad472 at iowatelecom.net>
> > Subject: Re: [Gmecm] FW: riviera troubles
> > CC:
> > Date: Tue, 12 Jun 2007 18:42:51 -0500
> > To: <gmecm at diy-efi.org>, <kctobyjoe1 at verizon.net>
> >
> > I think these cars (much like the Olds Trofeo) store
> > the odometer data in an
> > EEPROM in the BCM. I don't think there's a VIN in
> > the IPC of this early of a
> > car. It is stored in the BCM, but I don't recall it
> > having any function.
> > I've never bothered to match it up to anything in my
> > 88 Trofeo and it has
> > always worked fine. I have swapped IPC's in the
> > Trofeos without problems or
> > ERROR many times.
> >
> > When you say the dash "blew up" could you be a
> > little more specific?
> >
> > Scott
> >
> > >> -----Original Message-----
> > >> From: mailman-bounces at columbiabikeclub.com
> > >> [mailto:mailman-bounces at columbiabikeclub.com] On
> > Behalf Of kc
> > >> Sent: Tuesday, June 12, 2007 12:10 PM
> > >> To: gmecm-owner at diy-efi.org
> > >> Subject: riviera troubles
> > >>
> > >> Here is my quandry which you may post in my stead
> > Own a 92 Rivera with
> > >> the digital dash and electronic climat control
> > The orig dash blew up and
> > >> was replaced NOW the odometer reads ERROR altho
> > every other function
> > >> works fine trip meter reads correctly SO...in PA
> > I CANNOT get it
> > >> inspected now because there is no mileage
> > reference point ERROR does not
> > >> qualify To fix, I need to:?
> > >> Get new ECM?
> > >> Have it re flashed ( I understand the VIN info is
> > paramount) throw up my
> > >> hands and get rid of car?
> > >> CRY?
> >
> >
> >
> >
> > > _______________________________________________
> > Gmecm mailing list
> > Gmecm at diy-efi.org
> > http://lists.diy-efi.org/mailman/listinfo/gmecm
> >
>
>
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>
>
>
>
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