Try Chevron or 76 gas. BP aint all that. I have the same truck and always
run 92 octane. It never tasted anything less and runs great.
> -----Original Message-----
> From: owner-dakota-truck@buffnet4.buffnet.net
> [mailto:owner-dakota-truck@buffnet4.buffnet.net]On Behalf Of Buelterman,
> Chris
> Sent: Monday, May 11, 1998 4:20 PM
> To: 'dakota-truck@buffnet.net'
> Subject: DML: RE: Engine pinging
>
>
> My '98 4x4 CC, 5.2L, 3.55, auto does the same thing. I was using
> 87 octane
> BP gas when I noticed it, so I filled up the next couple times
> with Premium
> 93 octane. The pinging subsided a little, but it was still there. The
> engine actually seemed to do a little worse, performance wise, with the
> premium gas. I have switched back to the 87 octane for now because the
> premium is too expensive. I plan on mentioning this to the
> dealer tomorrow
> when I take my truck in to find out why my "Check Engine" light
> came on and
> to have my front left wheel bearing replaced for the second time.
>
> Chris Buelterman
> '98 Dak CC
> 3100 miles
>
>
> ----------
> From: Michael & Jeannine Reynolds
> To: 'dakota-truck@buffnet.net'
> Sent: 5/9/98 5:14:21 PM
> Subject: DML: Engine pinging
>
> I have a '98 Dakota 4X4 CC with a 318, automatic, 3.55 rear and the tire &
> handling package. Yesterday, while my wife and I were on our way
> home from
> work, we pulled out onto a road and started moderately
> accelerating up steep
> hill. I then heard the engine start pinging, so I backed off some and of
> course, it subsided. Then I floored it. It pinged momentarily before the
> trans shifted down to second, then revved without any pinging. I
> was using
> 89 octane Shell plus gas. Thinking that I might have some bad gas, I went
> to the Autozone and picked up some STP gas treatment (the concentrate). I
> had less than 1/4 tank, and I put this stuff in and filled up with premium
> (93 octane). This has helped a bit, but I still notice a small
> tendency for
> pinging if I give it 1/2 throttle to accelerate in OD. Do you guys (and
> gals) think that I have some bad gas, or is there something in the engine
> management system that is causing the engine to run a little
> lean? How long
> should I wait before I eliminate the bad gas possibility and take it to a
> dealer? I know that there is no way to adjust or check the base line
> timing. Thanks in advance for your responses.
>
> Michael Reynolds
> '98 Dakota 4X4 CC
> 5.2L, Flame Red, 2200 miles
>
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