Re: 89 Mustang engine bucks btwn 45 & 65 mph & lots of black smo
Unfortunately, the poster's 89 is an EEC-IV system. AutoZone will only read
the 95-up OBD2 systems.
"alexiastation" <email@example.com> wrote in message
> LauraK wrote:
>> Yes it starts ok and idles ok in cold and warm.
>> Haven't watched RPM's but the trans doesn't seem to be
>> slipping. It does seem hesitant in OD, sometimes it
>> engages at 45...sometimes at 50.
>> Nope, no MAF, it has B.MAP.
>> Check engine light hasn't come on.
> I don't know if this will help but my friend had similar problem with
> her 2001, no check engine light either, but she went to autozone and
> they hooked it up for free and read the meter, and it was a sensor in
> the exhaust system. It was an 80$ part but it was very easily installed
> from a guy friend of hers so no added cost in labor. Do you think that
> might be the same for you? Hope it is nothing serious!
> Take Care,