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Search results

  1. gmc junky

    don't start like it use to..!!!..lack of power..

    so sorry for the confusion..just trying to figure this truck out rather than buy a new one.......it turns over good,, fast as it always has except for when last batteries were going bad..new batteries sure helped,, but it just takes longer to fire up,,i will check the glow plugs as soon as i...
  2. gmc junky

    just asking about your ateamturbo..?? is all still good..???.. what other upgrades did you...

    just asking about your ateamturbo..?? is all still good..???.. what other upgrades did you do.??.. i just ordered turbo and the kojo tune package also.. i really love my 98 gmc because its paid for...lol..i live just outside of hammond,,glad to see we are nieghbors..
  3. gmc junky

    don't start like it use to..!!!..lack of power..

    i unplugged the ect sensor..no difference..thanks for all the info ya'll... atturbo, kojo tune, and fuel lines & fittings, and rattlestops on the way now...!!!!...i have new glow plugs and relay ,,ready for installing,,,,will pick up new harmonic balancer at dealer when i get home,,,,now all...
  4. gmc junky

    don't start like it use to..!!!..lack of power..

    sorry about no paragraphs,great white,,been many years since i had to write a book..,,thanks,for all the info, wasn't planning on a complete tear down but i am considering it now,thanks ,buddy, the temperature has been 50s at night, 80s during the day,,last week,, has been a little...
  5. gmc junky

    don't start like it use to..!!!..lack of power..

    oh yeah oh yeah its a 1998 with the "f" engine
  6. gmc junky

    don't start like it use to..!!!..lack of power..

    help..use to start right up..i don' think the starter made a complete rotation..lol..,, last few weeks (4-5), takes longer to start..sometimes way to long,,lots and lots of smoke(white and dark mix sometimes,,mostly white at times).. once it cranks..??,,last year in cool and cold weather it...
  7. gmc junky

    shifts from 3rd to od after warming up

    Ok,, finally broke down and bought a nice scan tool...on drive mode noticed coolant temp and iat temp were not reading...turns out the problem was loose connections at the coolant sensor and plug in front and on top of engine,, and the iat sensor and plug on top of upper intake...messed with...
  8. gmc junky

    shifts from 3rd to od after warming up

    ok,, cleared the codes twice and same ones still coming back.. i've changed both coolant sensor and switch and iat sensor..???? P0113 IAT Sensor Circuit High Voltage P0118 ECT Sensor Circuit High Voltage P0226 APP Sensor 3 Circuit Performance
  9. gmc junky

    shifts from 3rd to od after warming up

    yeah its shifting, its a good rpm change when it does... like it use to do,, i plan to clear codes next few days,, and its a good starter..really quick now that i have cleaned all connections including the batteries..i kina think the boost is messing with it,, the pmd maybe..
  10. gmc junky

    shifts from 3rd to od after warming up

    Problem: Explain your problem in concise language (ie: Cranks but won’t fire). _will not shift from 3rd to 4th until warms up to apx 190 degrees___________________________ Demographics: tell us about your truck and your ambient conditions: - Year: 1998______ - Truck model and class (ie...
  11. gmc junky

    shifts from 3rd to od after warming up

    1998 gmc 4-dr 2wd,, boost 8-12 at times..f engine.. left work this morning.. and yep did not want to shift into od/4th until apx 180-190 degrees..seems to have normal power until it reaches 200/210 degrees..then seems to feel bogged down..and yes still have the codes..and what i'm reading is the...
  12. gmc junky

    shifts from 3rd to od after warming up

    need some help.. not shifting from 3rd to overdrive until motor has warmed up... and after awhile feels like a loss of power...installed new pmd and extension cable outside of engine compartment., also changed new coolant sensor and switch ..,, yeah the one on top of engine and the one on the...
  13. gmc junky

    1993 gmc 6.5 td with 4l80e

    which selonoid was bad..??? mine has similar problems...going to change both coolant sensors,, one on hose housing and side of block..???
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