Section 1 · Pages 7–22 (16 pages)

General Information

From the 1987 GMC Light Duty Truck Fuel, Emissions and Driveability Manual

How the manual is organised and how to start diagnosis: the visual and physical underhood inspection, basic electric circuits, emissions, the maintenance schedule and the vehicle emission control information label, a brief description of each emission system, and component location views for each engine and series, from the 2.5L M and S/T Series to the 7.4L C/K and R/V.

Read this section free, starting at page 7

What this section covers

  • Visual and physical underhood inspection
  • Basic electric circuits
  • Vehicle emission control information label
  • Overview of each emission system
  • Component locations by engine and series
Year
1987, 1988
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
Type
Fuel & Emissions, Supplement
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

  1. 1General Informationpp. 7–22
  2. 2Driveability Symptomspp. 23–28
  3. 3Computer Command Controlpp. 29–138
  4. 4Fuel Control (TBI 220 and TBI 700)pp. 139–182
  5. 5Evaporative Emission Control System (EECS)pp. 183–188
  6. 6Ignition System and ESTpp. 189–196
  7. 7Electronic Spark Controlpp. 197–200
  8. 8Air Management Systempp. 201–210
  9. 9Exhaust Gas Recirculation (EGR) Systempp. 211–220
  10. 10Automatic and Manual Transmission Controlspp. 221–230
  11. 11Positive Crankcase Ventilation (PCV)pp. 231–234
  12. 12Thermostatic Air Cleaner (THERMAC)pp. 235–240
  13. 13Special Tools and Specificationspp. 241–248
  14. 14Abbreviations and Glossary of Termspp. 249–252
  15. IndexAlphabetical index of subjects with section and page references, followed by reply cards.pp. 253–262

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