SKU: 19-03970-91
AMP Research Replacement OBD II Module Plug 14-21 GM Plug N Play PowerStep
The AMP Research 19-03970-91 Replacement OBD II Module Plug is the best direct-fix solution for 2014-2021 GM trucks and SUVs with intermittent PowerStep running board operation caused by loose or damaged OBD-II connections. This genuine AMP module includes everything needed to restore reliable plug-and-play functionality, eliminating power issues and ensuring smooth automatic deployment/retraction.
Key Features
- Direct Replacement: Exact match to factory OBD-II module for seamless integration with existing harness
- Complete Repair Kit: Includes module, plug, and necessary connectors to fix loose/damaged connections
- Restores Full Operation: Eliminates intermittent issues, power loss, or failure to deploy/retract boards
- Plug-and-Play: No cutting or splicing required – simply swap and reconnect
Specifications
| Specification | Detail |
|---|---|
| Part Number | 19-03970-91 |
| Application | AMP Research Plug N Play PowerStep Wiring Harness |
| Compatibility | 2014-2021 GM Trucks/SUVs (Silverado/Sierra/Yukon/Tahoe/Suburban/Escalade) |
| Material | High-Grade Plastic & Connectors |
| Installation | Direct Plug Replacement |
| Country of Origin | United States |
| Warranty | Limited Lifetime (AMP Research) |
Product Notes
- Solves common intermittent PowerStep issues from loose OBD-II connections – plug-and-play repair
Installation Notes
- Estimated time: 15-30 minutes, easy difficulty, no tools required
- Locate OBD-II module in harness, unplug old unit, plug in replacement – test boards for full function
This Part Fits
| Year | Make | Model | Notes |
|---|---|---|---|
| 2014-2021 | Chevrolet | Silverado 1500 / 2500HD / 3500HD | w/ AMP Research PowerStep |
| 2014-2021 | GMC | Sierra 1500 / 2500HD / 3500HD | w/ AMP Research PowerStep |
| 2015-2021 | Chevrolet | Tahoe / Suburban | w/ AMP Research PowerStep |
| 2015-2021 | GMC | Yukon / Yukon XL | w/ AMP Research PowerStep |
| 2015-2021 | Cadillac | Escalade / Escalade ESV | w/ AMP Research PowerStep |
Why Choose AMP Research?
- Inventor of automatic PowerStep running boards with industry-leading innovation
- Genuine replacement parts ensure perfect fit and full system reliability
- Limited lifetime warranty covers materials and workmanship
Frequently Asked Questions
- Q: Does this fix intermittent PowerStep issues?
A: Yes, specifically addresses loose/damaged OBD-II module connections causing power loss or failure. - Q: Is it plug-and-play?
A: Yes, direct replacement – unplug old module, plug in new one, no wiring changes needed. - Q: Will it work on all GM trucks?
A: Yes for 2014-2021 models with AMP Research plug-and-play PowerStep system. - Q: Does it include instructions?
A: Yes, simple step-by-step guide included for quick repair.
Shipping & Handling
- Method: UPS/FedEx Ground
- Availability: In stock, ships same or next business day
- Packaging: Official AMP Research retail box
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