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Recent content by racevpr

  1. racevpr

    Gruber Roadster shocks?

    Intrax has been making shocks for 50 years. Conrad Buck with Mars Orbiter in Germany, a well respected Roadster service organization, originally helped them develop a shock package for the Roadster. Our suspension master mechanic with 12 years experience with exotic car suspension is further...
  2. racevpr

    Roadster Suspension - Shocks and Bushings

    Intrax is on vacation all of August. We have installed a number of these Roadster specific shocks and are very pleased with the results. We have ample inventory: https://grubermotors.com/product/tesla-roadster-shocks/
  3. racevpr

    Best way sell a Tesla Roaster.

    Here you go: https://grubermotors.com/product-category/vehicles-for-sale/roadster-teslas-for-sale/ And the best part - It's completely free.
  4. racevpr

    First 3.0 Battery Upgrade Failures

    We are used to seeing single cell failures which result in declining range after each charge, sometimes so severe, the decline results in a few miles range lost after every charge which of course is the BSM kicking in and limiting charging due to a growing brick voltage delta. These cars do not...
  5. racevpr

    First 3.0 Battery Upgrade Failures

    We have begun to document a new decline in the first 3.0 ESS Main Battery Packs. Roadsters begin losing punch and power, and eventually decline to undriveable. We are finding cells with increasingly higher impedance, with brick voltage drops during 100% throttle calls. This video documents our...
  6. racevpr

    Replacing HV Battery

    Gruber Motor Company
  7. racevpr

    Replacing HV Battery

    The major difference between us and other shops is we do not need to replace modules in the HV battery pack. We actually repair them by isolating the parasitic cell, and neutralizing it, which costs less than a module swap. This has become the preferred way of repairing Roadster packs since...
  8. racevpr

    How to prep the car and remove a 2.X Roadster PEM

    In this video, we provide a detailed, step by step method, of removing the Power Electronics Module (PEM) from a 2.x Tesla Roadster, to prepare it for shipping to a PEM rebuild facility, and preparing the Roadster during the downtime.
  9. racevpr

    Tesla Roadsters are becoming collectible

    Tesla Roadsters are climbing in value. Are they becoming collectible? What does this mean for other Tesla models? In this video, we explore the fundamental requirements of what makes a car collectible, and how and why the Tesla Roadster, although relatively new to the scene, is on an...
  10. racevpr

    High Performance Brakes

    Some of the specs are listed in the web link: High Performance Brake Kit | Gruber Motors
  11. racevpr

    Charging the Roadster

    This particular Roadster had one of 6,831 cells starting to die and typical symptoms are a gradual range decline as the offending cell drags down the rest of the cells in a brick. As with all Roadster battery issues, time is of the essence and if caught early, the Roadster battery pack can be...
  12. racevpr

    Is it possible to dismiss the "Service Maintenance Required" message

    Our GMC website is under re-construction and the Newsletters will be back up soon. The one dealing with this issue is:
  13. racevpr

    Roadster takes on Ford

    A Cybertruck is not the only Tesla vehicle that can beat Ford in a pull. https://www.youtube.com/watch?v=oeWKp3ro2zY&t=17s
  14. racevpr

    Tech Tip - Roadster PEM Motor Connecting Block Failure

  15. racevpr

    Carbon Fiber Roadster 3.0 Battery Pack Recovery

    The 3.0 packs do not respond as well to recovery efforts compared to legacy Roadster packs. With a 6 month brick, we usually find 1 or 2 sheets that need to be replaced. The 3.0 pack has 10 out of 11 bricked sheets. Oddly, some bricks within a sheet are healthy, and one right next to it may...