# Auto101 Pro — Professional Diagnostic Tools

> Professional automotive diagnostic tool for GM, Ford, and Chrysler vehicles. (iPhone/iPad app by AUTO101 LLC.)

- Source: https://appshunter.io/ios/app/auto101-pro/id6757863826 (this page in markdown: same URL + `.md`)
- Developer: [AUTO101 LLC](https://appshunter.io/developer/1869348805)
- Category: Utilities
- Price: Free
- Rating: 5.00/5 from 5 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 16.0 · 125 MB
- Languages: American English
- Released: 2026-01-22
- Data updated: 2026-08-05
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/auto101-pro/id6757863826/reviews.md

## What is Auto101 Pro?

Auto101 Pro is a professional diagnostic tool designed for GM vehicles (1996+), with support for Ford and Chrysler vehicles.

  FEATURES:

  GM Tool:
  • Get Info: Read VIN, SDM part number, and backup data from BCM
  • Setup SDM: Write SDM part number to clear B1001 code
  • Read/Clear DTCs: Diagnostic trouble codes for ECM/PCM, BCM, and SDM
  • Crank Relearn: Perform crankshaft position relearn to clear P0315
  • BPPS Relearn: Brake Pedal Position Sensor relearn procedure
  • IMMO Relearn: Immobilizer relearn to synchronize keys
  • VATS Relink: Vehicle Anti-Theft System relearn

  Ford Tool:
  • Get Info: VIN, Calibration ID, part numbers
  • Stored Keys: Keys programmed count (PATS 1996–2010)
  • Link PATS: Sync PCM and Cluster security (module replacement)
  • Clear Keys: Erase all keys; 2 new keys required to restart
  • Read/Clear DTCs: Standard OBD and Ford-specific codes

  Chrysler Tool:
  • Get Info: VIN and Calibration ID
  • Read/Clear DTCs: Standard OBD and PCM/TIPM codes
  • ETC Reset: Electronic Throttle Control (follow pedal prompts)

  REQUIREMENTS:
  • Auto101 OBD2 Bluetooth adapter (Bluetooth 4.0 or higher)
  • WiFi adapters not currently supported
  • Most adapters under $15 don't work!

  COMPATIBLE VEHICLES:
  GM Global A platform (2010+). Ford and Chrysler: see in-app tool for supported models. For complete vehicle list, see in-app Help section.

  IMPORTANT NOTES:
  • For Setup SDM on GMLAN systems (2006+), you need backup data from old BCM OR an adapter that supports GMLAN (vLinker MC+, OBDLink MX+)
  • Some GM vehicles began using GMLAN as early as 2004

  SUPPORT:
  Contact@auto101.net

## Key features

- Read/Clear DTCs
- Perform relearn procedures
- Manage vehicle security
- Read VIN and calibration data
- Support for GM, Ford, Chrysler

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/auto101-pro/id6757863826/reviews.md

### 5/5 — Amazing

*2026-04-25*

Love it works great. Just wish it could read abs codes

## Frequently asked questions about Auto101 Pro

### What vehicles does Auto101 Pro support?

Auto101 Pro primarily supports GM vehicles from 1996 onwards, with additional tools for Ford and Chrysler vehicles. For a complete list of supported models, refer to the in-app Help section.

### What hardware is required to use Auto101 Pro?

You will need an Auto101 OBD2 Bluetooth adapter (Bluetooth 4.0 or higher) to use Auto101 Pro. WiFi adapters are not supported, and many low-cost adapters may not be compatible.

### Can Auto101 Pro read and clear diagnostic trouble codes (DTCs)?

Yes, Auto101 Pro can read and clear DTCs for various modules including ECM/PCM, BCM, and SDM for GM vehicles, as well as standard OBD and Ford/Chrysler-specific codes.

### Does Auto101 Pro offer any relearn procedures?

Yes, Auto101 Pro supports several relearn procedures, including Crank Relearn, BPPS Relearn, and IMMO Relearn for GM vehicles, and ETC Reset for Chrysler vehicles.

### Is Auto101 Pro free to use?

Yes, Auto101 Pro is available for free. There are no in-app purchases or subscription fees associated with its use.

### How often is Auto101 Pro updated?

The latest version of Auto101 Pro is 2.3.5, and it was last updated on June 11, 2026. Updates typically include new features and compatibility improvements.

### What is the age rating for Auto101 Pro?

Auto101 Pro has an age rating of 4+, making it suitable for a wide range of users. It is available on iPhone, iPad, and iPod devices.

### Does Auto101 Pro have ads?

No, Auto101 Pro does not contain advertisements. As it is a free application, it provides an ad-free diagnostic experience.

## Version history (last 5 releases)

### 2.4.0 — 2026-08-01

• refreshed app theme
• Added full multi-language support
• Improved Edit Profile experience
• Bug fixes and performance improvements

### 2.3.6 — 2026-07-02

• New GM Tool guided tour for ECM, BCM, TCM, won't start & B1001 • Clearer Help screen • Better TCM backup/restore steps • Bug fixes & improvements

### 2.3.5 — 2026-06-11

• VIN Recalls lookup
• Module Request with in-app support chat
• Bug fixes and improvements

### 2.3.4 — 2026-05-26

New OBD Tool (Beta) for Bluetooth diagnostics
Easier adapter setup
Improved O₂ and fuel trip features
Beta: compatibility varies by vehicle
Bug fixes and stability improvements

### 2.3.3 — 2026-05-14

bug fix

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-05.*