Section 13 · Pages 241–248 (8 pages)
Special Tools and Specifications
From the 1987 GMC Light Duty Truck Fuel, Emissions and Driveability Manual
Scan tool data positions and what each means (IAC, injector pulse width, integrator and block learn, knock retard and signal, MAT sensor and others), the special tools, and a specifications table showing where to find idle speed, spark plug, engine code and engine family information.
Read this section free, starting at page 241What this section covers
- Scan tool data positions
- Integrator and block learn
- Special tools
- Location of specifications
- Make
- GMC
- Vehicle
- C/K Trucks, G Vans, Light Duty Trucks, M Vans (Astro/Safari), P Forward Control, R/V Trucks, S/T Trucks, Trucks
- Models
- R/V, G, P, S/T, M 10–30; 1988 C/K
- Publication
- X-8736
- Pages
- 262
What’s inside
Fuel and emissions manual
- 1General Informationpp. 7–22
- 2Driveability Symptomspp. 23–28
- 3Computer Command Controlpp. 29–138
- 4Fuel Control (TBI 220 and TBI 700)pp. 139–182
- 5Evaporative Emission Control System (EECS)pp. 183–188
- 6Ignition System and ESTpp. 189–196
- 7Electronic Spark Controlpp. 197–200
- 8Air Management Systempp. 201–210
- 9Exhaust Gas Recirculation (EGR) Systempp. 211–220
- 10Automatic and Manual Transmission Controlspp. 221–230
- 11Positive Crankcase Ventilation (PCV)pp. 231–234
- 12Thermostatic Air Cleaner (THERMAC)pp. 235–240
- 13Special Tools and Specificationspp. 241–248
- 14Abbreviations and Glossary of Termspp. 249–252
- IndexAlphabetical index of subjects with section and page references, followed by reply cards.pp. 253–262







