1987 GMC Light Duty Truck Fuel, Emissions and Driveability Manual

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

The 1987 Light Duty Truck Fuel and Emissions Service Manual covers gasoline engines with throttle body injection, 2.5L, 2.8L, 4.3L, 5.0L, 5.7L and 7.4L, in C, K, P, R, V, S and T trucks and M and G vans of the 10/1500 to 30/3500 series, and also includes the 1988 C-K 10–30 series TBI fuel and emission service. It replaces sections 6C and 6E of the 1987 light duty truck service manuals with system descriptions, diagnosis and on-vehicle service. Sections run from general information and driveability symptoms through Computer Command Control and fuel control to the individual emission systems, special tools and specifications, abbreviations and an index. Wiring diagrams are in the separate Truck Wiring Diagram booklet.

Section 1 · Pages 7–22 (16 pages)

General Information

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.

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
Read from page 7
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