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  1. MRRSM

    Jokes and Riddles

    This is either The SpongeBob SquarePants Emergency N95 Medical Mask... or he just tried to take his Pants off over his Head:
  2. MRRSM

    Tool Talk

    You would not ordinarily consider this item as one of THE Most Important Tools to own... But under the present WILL work SO well that it WILL give you a sense of satisfaction each and every time you use it...In More Ways Than ONE: The ZYLISS Manual Can Opener is just THAT...
  3. MRRSM

    Computer and Tis2000 setup for Tech2

    As per @Mooseman...Yes... The Beez-Kneez...
  4. MRRSM

    Transmission issues

    Welcome to GMT Nation... I know you've probably already investigated this ...but just to eliminate this possibility if you have been Manually Up & Down Shifting the Transmission, take a look directly under the Driver's Side Under Body at the Shift Cable that attaches via a Nylon Grommet to the...
  5. MRRSM

    "Know Your Enemy..." COVID-19 and The Science Behind KILLING IT...

    This is a very worthwhile 34 minute, Science Based, Non-Emotional and EXCELLENT Instructional Video on How to Defeat the COVID-19 Pandemic and Survive:
  6. MRRSM

    The COVID escape room

    I told my wife that if I was going to venture out at all during this "Untested" period of the COVID-19 Crisis... I needed to come up with a Health & Safety Plan to passively send a "Keep Back" signal to anyone nearby when out in public. A few minutes later, she said, "I just sent you a Link with...
  7. MRRSM

    NEED HELP Tech 2 Coil Test Help

    Your experiences span more than the average Tech 2 User (mine too... for starters) than most of us and its good to see you here among us. Have you tried to update the PCM Calibration with every Latest Practical Update? Naturally, there are different Feature Screens depending upon the...
  8. MRRSM

    How to Transfer & Solder In Fuse Block Wiring

    Eric "O"s Niece Hanna is a Part Time Employee at the South Main Auto Shop. She purchased a Blue Chevrolet Malibu from a Used Car Dealer and soon after began having "Crank, NO START" Issues. She managed to Dope Out what was happening over and over with the Fuse and Relay Block mounted on the...
  9. MRRSM

    Steering rack or pump? Which is it...

    Take a Very Close Look at the condition of the Ribs and Valleys of the Serpentine Belt. If you can see ANY unusual Fraying of the Cords or separation and Excessive Edge Wear of the Belt or inside the Grooves... you might suspect an alignment problem with one or more Pulleys or Accessory...
  10. MRRSM

    NEED HELP Tech 2 Coil Test Help

    Welcome to GMT Nation... Ordinarily, Testing the Ignition Coil Primary Low Voltage Ramp for Strength and the Secondary High Voltage Induction Ignition Wave Form to the Spark Plugs requires viewing this phenomena on a Graphing Oscilloscope. It is unlikely that the Tech 2 can produce or...
  11. MRRSM

    Computer and Tis2000 setup for Tech2

    There are a few more things to check so you can Sort Out the COM Port Issues: (1) Connect the Tech 2 to the AC 110 to 12 Volts DC 1.5 Amp Power Supply but do NOT Turn the "GYMKO" Tech2 ON just yet. (2) Connect whatever USB to DB9 Adapter you presently have to the Laptop USB Port and then...
  12. MRRSM

    Computer and Tis2000 setup for Tech2

    Don't Plug the Silver(4 Pair Twisted) Flat Ribbon into the Tech 2 RJ-45 Port and then Plug the other end of that Ribbon Cable DIRECTLY into the RJ-45 Jack on the Back Plane of the Laptop. As you know from experience, ordinarily that S/S RJ-45 MOBO Port is used for Hard Line communications...
  13. MRRSM

    Computer and Tis2000 setup for Tech2

    Please......................> Don't do THAT....! The Tripplite Model# 19HS USB TO Female R-45 Jack solves the essential problem of Bi-Directional Serial Port Communications: First.... Boot the Computer to the BIOS Table and check that...
  14. MRRSM

    How to Use a Parasitic Draw Test Switch & Cable

    Part 2... Parasitic Draw Testing: Some Additional Tips (1) A Rapid way to calculate ‘ acceptable Parasitic Draw...’ is to Divide the Recommended Battery Reserve Capacity for your Vehicle(s) defined as (RC) rating by 4: Example: 100/4 = 25 Milli-Amps (mA) 0.025 Amps Any Parasitic Draw...
  15. MRRSM

    Clamping on catalytic converter

    Yes... You can Test it With a Mallet...but much care has to be done NOT to Do More Harm Than Good... Unless you are certain that Fractured Honeycombs are not present and you want to skip this effort entirely... Perhaps you can slip a Chunk of Wood in between the CAT-CAN and the Mallet to prevent...
  16. MRRSM

    NEED HELP 03 TB - Very Strange Problem with signals

    What a Helluva PITA this Problem is! :Banghead:
  17. MRRSM

    Ebrake completely stuck where rotors wont come off, help!

    If it helps... The BEST Emergency Brakes Hardware Kit for this R&R comes from ACDelco and requires using Permatex Orange Thread Locker. The BEST E-Brake Drum Kit comes from Raybestos and requires Lithium Grease to lubricate the E-Brake Lever Adjustment Screws-Plugs Hardware. The images at this...
  18. MRRSM

    NEED HELP 03 TB - Very Strange Problem with signals

    This is NOT a "Spot On Thread"... but there are enough similarities in the discussion that might contribute to figuring this problem out:
  19. MRRSM

    Clamping on catalytic converter

    With the Vehicle "Ice Cold"... Reach under the center area of the CAT S/S CAN.... and using a Dead Blow Hammer... Lightly Tap around on the Bottom area. Listen for the re-bound noise for what sounds like "Pocket Change being dropped into a Glass Bowl". If you can hear that sound echoing...
  20. MRRSM

    Diagnosing an Intermittant ABS Dash Light: Code C0035

    @TollKeeper.... Regarding it happening during the turning events... I suspect that the Internal A/C Induction "Toothy" Reluctor Ring moves a little out of its orbit from the torque and stress on the Wheel Bearing and Housing (imparted from the Angular Momentum present while in the turns) just...
  21. MRRSM

    What are you doing today?

    FWIW... If you decide that you want to avoid having go to the Local Supermarket to make Fresh Foods and Produce Purchases, Amazon Prime Customers with established accounts can make their Food Orders On-Line with an additional $10.00 Tip for the Delivery Driver and the Fulfillment is done by the...
  22. MRRSM

    What did you do to your GMT today?

    Congratulations on your Promotion :thumbsup:... FWIW... Brian from Briansmobile1 has arguably the most direct method of solving the sluggish-oil thru the Roller Lifters issue for the LS Engines in this video:
  23. MRRSM

    2011-2012 model 3.6L engine/drivetrain issues

    This information on installing the GM Modified Valve Cover Gaskets to cut down on how the problem of Engine Oil Vapor Blow-By causes the 3.0L->3.6L Engines to suffer excessive Oil Consumption and from getting the Valve Train all Gummed Up is worth adding to this Old Thread (as soon as I saw...
  24. MRRSM

    Diagnosing an Intermittant ABS Dash Light: Code C0035

    This Diagnostic Test for a Bad A/C ABS Wheel Hub Sensor can also be performed using a Hantek 1008C Oscilloscope + Laptop or Windows Tablet when reading the Graphed Square Wave Signal. The Vehicle must be Safely Jacked and Supported on Four Jack Stands:
  25. MRRSM

    How to Use a Parasitic Draw Test Switch & Cable

  26. MRRSM

    Vacumm lines locations

    Welcome to GMT Nation... Your description of the "Broken Off" component is a bit ambiguous... so if possible, please Post an image or two of what you can see that we need to see as well. This Video shows the Evacuation-Re-Fill Procedures (Better to use the HF 2.5-3 CFM Vacuum Pump): If the...
  27. MRRSM

    Reprise's 2003 Sierra Build Project <name TBD>

    FWIW... The inexpensive POR-15 "Starter Kit" in either Gloss Jet Black or what looks like the Red-Orange color of the paint on Jay Leno's Maclaren MP412C for contrast vs. the Blue Paint on your Truck would be PERFECT. This Stuff in either color would give you a durable, attractive finish on...
  28. MRRSM

    Reprise's 2003 Sierra Build Project <name TBD>

    If you decide to re-locate the Knock Sensors... Look into the Clearance Issues for the Header Installation... especially if long Tubes are your Choice. What an Awesome Truck, Brother!
  29. MRRSM

    What are you doing today?

    Decided to also get grounded in understanding how the LAST Pandemic (1918 Spanish Flu) unfolded in an informative AND entertaining way via watching this (6) Part YT Series: If you've heard the expression, "R-Naught Factor" in...

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