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Home >> GMC Truck >> 1986 >> Suburban 1/2 Ton 2WD V8-305 5.0L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Technical Service Bulletins >> All Technical Service Bulletins >> Engine Controls - Correction to Diagnostic Charts >> Code 45

Code 45

RICH EXHAUST INDICATION:

CLEAR CODES AND CONFIRM "CLOSED LOOP - OPERATION AND NO "SERVICE ENGINE SOON" LIGHT.

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