My buddy has a 1992 p/u (no A/C) with a fluctuating idle every time he steps on the brakes. it's not the booster and I tried adjusting the power steering idle-up VSV with no luck. The engine idle adjustment only kinda helps, but not much.

Major annoyance. Any help would be awesome!


Justin Morgan-Speed never killed anyone, it's the sudden stop at the end that'll get ya

1988 Toyota 1/2 ton
Solid front axle, locked fore and aft, 35's and 5.29s.