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Inside the BL-ST-048 — ENCLAVE’s Most Versatile TPMS Sensor

GM’s decision to share vehicle platforms across its brands has never been a secret. But for aftermarket TPMS buyers, it creates a surprisingly simple opportunity: one sensor, properly cross-referenced, can cover a large share of the vehicles rolling into your service bay. The BH-Sens BL-ST-048 is a textbook example. Designed for the ENCLAVE and its GM stablemates, this 433MHz clamp-in sensor carries OE numbers 13530661, 13533166, and 13538565 — which open the door to 29 dedicated fitments across Buick, Cadillac, Chevrolet, and Nevo models.

Platform sharing isn’t just about chassis and engines. When GM engineers designed the TPMS system for the Enclave and its siblings, they standardized the sensor hardware and frequency. That’s why a single pre-programmed unit can serve the Enclave, the Chevrolet Traverse, and the Cadillac XT6 without any tricky programming setup. The BL-ST-048 is a direct replacement for the factory sensor, using the same valve stem design and clamp-in mount. For shops, this means stocking one part number instead of four or five.

What matters in practice is whether a part actually performs. BH-Sens is the aftermarket brand of Baolong Technology, one of the largest OE TPMS suppliers in the world. The BL-ST-048 isn’t a generic knockoff; it’s built to factory tolerances and tested to match the original sensor’s signal timing. Frequency is steady at 433MHz, and the pre-programmed internal IDs mean no copying from the old sensor is needed — just install and let the vehicle’s ECU learn it. That’s a real time-saver on a 30-minute tire rotation.

The cross-reference list covers 29 vehicle applications, but the core audience is clear: Enclave owners and shops that service GM’s Lambda/GMX platform vehicles. Because the same OE number appears on parts from Buick, Chevrolet, and Cadillac, a one-sensor solution makes inventory sense. The Nevo compatibility is a bonus for those handling import-market vehicles that used the same GM architecture. For a family hauler with a TPMS light on, this is the kind of part that gets the job done without a dealer visit.

Key Specs: BL-ST-048

  • Brand: BH-Sens (Baolong Technology)
  • Frequency: 433MHz
  • Type: Clamp-in, pre-programmed
  • Compatible with: Buick, Cadillac, Chevrolet, Nevo
  • OE References: 13530661, 13533166, 13538565
  • Fitments: 29 vehicle applications

Market outlook: as GM continues to consolidate its crossover lineup under shared platforms, cross-compatible TPMS sensors become the default recommendation for independent shops. The BL-ST-048 covers the current generation of Enclave and its platform twins, and with OE-level construction at an aftermarket price, it’s a solid bet for replacing aging factory sensors. If you’re managing a fleet or a repair shop, having one part number that spans four brands is simply easier to stock. For the Enclave owner who wants to avoid dealer labor charges, the BL-ST-048 is a direct, hassle-free alternative.

BH-Sens

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Roger Xin
Roger | Founder, Longwei Parts I came to automotive through electronics — ten years working with component specs, supplier networks, and the kind of quality gaps that don't show up until something fails in the field. Two years ago I moved into automotive parts full-time. The advantage wasn't starting fresh — it was already knowing which factories actually produce for the brands independent shops trust. Longwei Parts is built on those relationships: OEM-quality manufacturing, without the brand markup passed down the chain. Before this, I ran marketing at Fortune 500 companies and led teams across multinational operations. That background shapes how we run the business: clear specs, honest lead times, no overselling. We exist for independent shops and international buyers who want reliable parts at fair prices — and who've been let down enough times to care about where something actually comes from. Shanghai-based. Shipping worldwide.
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