Mike's Workshop Manuals: Service manuals for every vehicle
Home >> GMC >> 1987 >> Forward Control 6.2 J, Standard >> Repair and Diagnosis >> Engine Performance >> System >> CCC Tests W/O Codes >> Excessive Emissions (Odors) >> Symptom Definition

Symptom Definition

Excessive odors (high concentrations of CO and HC) that are more noticeable when engine is under load and at normal operating temperatures.

scientia non olet · About Mike's Workshop Manuals