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Re: 1997 Suburban 5.7L rough idle / stumbles during acceleration
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Originally Posted by AreikUSA
Same here, i have a 96 1500 Truck 2WD With 5.7, i have it at -20 just to get it started and even then will not start right up takes forever almost to the point of killing my Battery. When i do get it started it has alot of low end torque but after it hits speeds of 35 to 40 it losses all power and becomes bogged down.
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Have you tested your coil?
1989 Chevrolet Silverado 1500...350 5.7L TBI/4L60...White Reg. Cab Stepside...SOLD 
2007 Chevrolet Silverado (GMT 900)
1500 4.8L/4L60E/3.23/2WD White Reg Cab
Magnaflow Cat-Back/2.5" Leveling Kit 
The INTIMIDATOR lives on...
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