Interstate-McBee M-4954905 Coolant Temperature Sensor — 98.5–18 5.9L/6.7L Cummins

Replace a faulty coolant temp reading with an OEM-equivalent, cost-effective solution. The Interstate-McBee M-4954905 is a 2-pin, threaded coolant temperature sensor that cross-references to Cummins 4954905 for 1998.5–2018 5.9L/6.7L ISB applications. Built for accurate, stable readings and direct-fit installation.

• Direct replacement: Aftermarket equivalent to Cummins 4954905 for ISB 5.9L/6.7L platforms.
• Proven fit range: Listed for 1998.5–2002 (24-valve 5.9L), 2004.5–2007 (common-rail 5.9L), and 2007.5–2018 (6.7L).
• Precision build: Threaded M12×1.5 body with 2-pin connector for reliable ECM signal.
• Quality & value: Interstate-McBee quality at a better price than OEM boxed parts.

Specifications

Vehicle Fitment

Always confirm by VIN/ESN for edge cases, build dates, and calibration differences.

• Ram 2500/3500 — 5.9L Cummins
  • 1998.5–2002 ISB 24-valve
  • 2004.5–2007 5.9L common rail
• Ram 2500/3500/4500/5500 — 6.7L Cummins
  • 2007.5–2018 model years
• Notes: Sensor design is widely used across Cummins ISB/QSB families and other heavy-duty platforms; fitment varies by ESN.

Install Tips

• Disconnect battery and let the engine cool fully.
• Depressurize cooling system before sensor removal.
• Use the correct socket; avoid over-torqueing. Tighten per Cummins service manual.
• Use thread sealant only if specified; some sensors have pre-applied sealant.
• Clear any related DTCs and verify coolant temp readings after install.

Warranty

Interstate-McBee engine sensors generally carry a manufacturer’s limited warranty (commonly 12 months). Contact us for the exact coverage term on this SKU and help with diagnostics prior to replacement.

Cross-Reference & Replaces

Interchanges with Cummins 4954905; also seen cross-referenced as 3865346, 4088750, 3096153, 4964905, and PAI 050672.

Why Buy From CPP Diesel

• ISB/6.7L specialists — fast tech support & ESN verification.
• Curated Ram Cummins inventory + fast shipping.
• Hassle-free returns and helpful install guidance.

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