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  1. Vjcamp

    OBS Catch Can

    I have 325k on my ‘93 4.3L
  2. Vjcamp

    Oil coming from intake manifold bolts

    Looking at pic: looks like a pcv valve on both sides
  3. Vjcamp

    GMT400 History

    My 1993 4.3L does not have a Balance Shaft
  4. Vjcamp

    88-94 Dash Cupholders

    I have a Blue one if interested $30
  5. Vjcamp

    Anyone have a proportioning valve depressor tool?

    I have two of them. Somewhere amongst my tool collection. Only used once or twice
  6. Vjcamp

    89 center dash cubby

    Often found on Commercial use/municipal use work trucks, where buyers didn’t purchase upgraded sound. I just found one myself took a year of looking. Got lucky it was even the same color as my dash.
  7. Vjcamp

    Looking for misc. pieces parts.

    I have a blue one
  8. Vjcamp

    88-94 Dash Cupholders

    I have a blue one
  9. Vjcamp

    88-94 Dash Cupholders

    I have a Blue one if anyone is interested $30
  10. Vjcamp

    1995 OBD 1 5.7l O2 Crosscounts = 0? SnapOn MT2500 Red Brick

    Crosscounts should not be zero O2 sensor should transition from about .2v to .8v back and forth on a regular basis. When graphed should almost look like a jagged sine wave. Yes cross count is each time it goes past .450v If it is doing this yet not reading Crosscounts perhaps problem with data...
  11. Vjcamp

    Starter wiring

    Starter grounds thru the housing- just be sure mounting surfaces are clean. You can voltage drop test starter ground with Voltmeter. One lead to battery negative the other to starter housing....should be .2V of less with the starter cranking. ( Takes two people to do this test. ) If greater...
  12. Vjcamp

    i think i need a new alternator

    Do a Ground Voltage drop test from battery to Alternator; one lead on battery Neg other on alternator body, should be .2V or less, if higher check for dirty, loose or missing ground. Do a positive voltage drop test : output wire of Alternator to Positive battery terminal, again anything more...
  13. Vjcamp

    Voltage Regulator Alternator Output ????

    Do a Ground Voltage drop test from battery to Alternator; one lead on battery Neg other on alternator body, should be .2V or less, if higher check for dirty, loose or missing ground. Do a positive voltage drop test : output wire of Alternator to Positive battery terminaal, again anything more...
  14. Vjcamp

    New tools!

    I got lucky a few months back, guy was selling a TECH ONE GM Scan Tool that interfaces with the OBD 1 GM vehicles; gives code and datastream info. :boti:
  15. Vjcamp

    Weird stalling issue

    YEP, hard to find Scan Tools that work with OBD1....I am lucky, happened across a TECH ONE GM Scan Tool that was for sale, so I snatched it up!
  16. Vjcamp

    TBI EGR issue.

    If you unplugged the vacuum hose to the EGR valve and It now runs fine than the problem is probably with the EGR Vacuum Solenoid. Follwo vacuum line back from valve, should come to an electric solenoid valve that has two vacuum fittings: one is the line you followed back and the other is the...
  17. Vjcamp

    Help with o2 sensor testing

    Unplugged you should read battery Voltage on the Heater power wire on the Harness side, also need to check the Heater Ground Wire for a good ground anything more than perhaps more 40 mV on the ground side should be suspect. Be sure you have a good ground point for your voltmeter test lead when...
  18. Vjcamp

    99 Suburban K1500

    You can get an aftermarket EGR gasket that has a small screen mesh, keeps out the pieces of carbon that get caught in it
  19. Vjcamp

    Texas Roll Call!

    I am in Euless Texas right next to D/FW Airport
  20. Vjcamp

    Hello from Greenville, Texas

    Hello from Euless Texas
  21. Vjcamp

    Greetings from Germany...

    Moin, moin! Wilkommen.
  22. Vjcamp

    Hello everybody need help please

    Try, with door open, wiggling the wires between the cab body and the door; may have some wires going bad in there
  23. Vjcamp

    Hello from D/FW Texas Area

    I have been on and off this forum for a couple years but hadn't posted much. Former ASE Master Tech of almost 40 years, currently teaching at an Automotive School. Pretty much an OE guy, I like see the MODS, but not for me keep it mostly original. Try to help if I can, but as I said, OE type...
  24. Vjcamp

    New tools!

    Recently left working in Shops after almost 40 years, so my Home Tool Set is quite extensive
  25. Vjcamp

    Cant find the grey wire with black strip to time the truck

    If you have a plastic cover over the relays on the passenger side, next to accumulator, remove that and look underneath :boti:

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