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QHGTBFN 8982277220 Engine Thermostat Instruction Manual

8982277220 • August 21, 2025

Instruction manual for the QHGTBFN 8982277220 Engine Thermostat, detailing installation, operation, maintenance, and troubleshooting for ISUZU 4JJ1, RZ4E-TCX, DMAX, MUX, 4JK1, rz4e 2.5l, 3.0l, 1.9l engines.