What should I put on my 1999 Vortec suburban?

This is the single most important item you can possible put on an aging Vortec. 1999 Suburban with over 387,000 miles now. If you have any running issues, replace this for less than the cost of just the rubber boot at local car parts place.

What makes a 1997 GMC 5.7 Miss Fire?

This topic contains 10 replies, has 5 voices, and was last updated by EricTheCarGuy 7 years, 5 months ago. I have a 5.7 in a 1997 GMC, the distributor cap oxidizes up inside and causes a miss fire / cross fire condition.

What should I replace on my 1998 Chevy k1500?

Here is what has been replaced to try and stop this misfire: spark plugs, spark plug wires twice, distributor cap twice, rotor, ignition coil, EGR, CTS on intake manifold, coolant temp gauge sender, fuel filter, fuel pump, MAF sensor, oil change.

What’s the fuel pressure on a 1998 Chevy k1500?

Here are the tests I’ve done so far fuel pressure test, fuel pressure 160psi while running, then shut off for 20 min and fuel pressure was at 155 PSI. Dry Compression test on all 8 cylinders between 150-160 psi.

What are the lines on a 97 Vortec?

There are three lines to the tank. 3/8, 5/16, and 1/4 inch. 3/8 is the supply line. Fuel is pumped through this line from the tank to the fuel metering body. (No TBI on a 97 Vortec). The 5/16 returns excess fuel from the metering body back to the tank. The 1/4 line is the vent line.

Why is my Chevy Suburban bogging down on hard acceleration?

I have a 97 Suburban 5.7, 2wd. On hard acceleration it is bogging down like there is to much air, because sometimes it backfires. Or a plugged exhaust. I replaced the fuel pump-because it was bad in July.