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Service bulletins for the 2017 Jeep Cherokee

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

257 on file from NHTSA, as of 2026-10-19.

About U1424 on the 2017 Jeep Cherokee: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: U1424 are shown. Show all

Bulletins, newest first
21-006-17 REV. A2022-09-15. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Flash: Transmission Diagnostic and Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following DTCs have been set:P0810-00 - Clutch Position Control Error - (Sales Codes EHK). P0887-00 - TCM Power Control Circuit High. U1424-00 - Implausible Engine Torque Signal Received. P1DCD-00 - TCM Monitoring Processor Performance Multiple Clutches Locked Up. Some customers may experience the following conditions:During a limp mode condition, the transmission remains in a fixed gear. 5-4 downshift hesitation. A longer than normal delay during a shift from reverse to drive selection. In addition the following enhancements are included:Calibration update for Engine Stop Start (ESS) to allow the engine to remain running during a brief stop. 2-1 and 3-2 coast down tip-in.
18-110-202021-03-01. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; STEERING; POWER TRAIN. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with thelatest available software. The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more ofthe following Diagnostic Trouble Codes (DTCs): U1504 - Implausible Message Data Length Received From Steering Angle Sensor. P1185 - General Pressure Sensor Correlation. U1424-00 - Implausible Engine Torque Signal Received. P0101 - Mass Air Flow Sensor "A" Circuit Performance. P0128 - Thermostat Rationality. P0300 - Multiple Cylinder Misfire. P0301 - Cylinder 1 Misfire. P0302 - Cylinder 2 Misfire. P0303 - Cylinder 3 Misfire. P0304 - Cylinder 4 Misfire. Some customers may also experience the following condition: Extended engine crank times or possibly a no start condition(South Korea only). During an engine limp mode condition, the transmission remains in a fixedgear.
21-006-17 REV. A2018-06-04. Service bulletin. POWER TRAIN. Flash: Transmission Diagnostic and Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following DTCs have been set:P0810-00 - Clutch Position Control Error - (Sales Codes EHK). P0887-00 - TCM Power Control Circuit High. U1424-00 - Implausible Engine Torque Signal Received. P1DCD-00 - TCM Monitoring Processor Performance Multiple Clutches Locked Up. Some customers may experience the following conditions:During a limp mode condition, the transmission remains in a fixed gear. 5-4 downshift hesitation. A longer than normal delay during a shift from reverse to drive selection. In addition the following enhancements are included:Calibration update for Engine Stop Start (ESS) to allow the engine to remain running during a brief stop. 2-1 and 3-2 coast down tip-in.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.