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branduninc
New User
Sep 27, 2009, 6:22 PM
Post #1 of 2
(2005 views)
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1998 Chevy Suburban
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I have a 1998 Chevy Suburban I drove it to Daytona Fl it was running find. I only put Bp regular gas in the truck while stopping for gas. On the way back the truck start skipping . I had the spark plugs wire change,rotor button and disbution cap but the car is still skipping. Can someone tell me what may be happening or what need to be change to fix the truck. The truck has a votec motor 5.7 liter.
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Tom Greenleaf
Ultimate Carjunky
/ Moderator
Sep 27, 2009, 9:08 PM
Post #2 of 2
(1999 views)
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Re: 1998 Chevy Suburban
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These engines are very sensitive to proper and kinda high fuel pressures!
I think the spec is 60 to 66 psi +/- can be checked at the fuel rail. I've witnessed them run like crap below 58 and barely run at 54 or so PSI! A guess but worth checking,
T
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