Model Identification

Vehicle model can be identified by the fifth character of Vehicle Identification Number (VIN). See MODEL IDENTIFICATION . VIN is stamped on a metal pad at top left of instrument panel, near windshield.

MODEL IDENTIFICATION

Series ⁽¹⁾

Model

"C"

2WD Blazer ⁽²⁾, Pickup ⁽²⁾, Sierra & Suburban

"K"

4WD Blazer ⁽²⁾, Pickup ⁽²⁾, Sierra, Suburban & Yukon

⁽¹⁾	Vehicle Series is the fifth character of VIN.

⁽²⁾	Blazer and Pickup models are available in 2 sizes: "S" and "T" Series (smaller version), and "C" and "K" Series (larger version).

VACUUM DIAGRAM REFERENCE

Engine & Vehicle Series	Application	Trans.	Figure
4.3L V6 "C" & "K" Series	Calif. & Fed.	All	Fig. Figure
4.3L V6 "C" & "K" Series	Calif. & Fed.	All	Fig. Figure
4.3L V6 "C" & "K" Series	Calif.	All	Fig. Figure
4.3L V6 "C" & "K" Series	Fed.	All	Fig. Figure
5.OL V8 "C" & "K" Series	Calif.	All	Fig. Figure
5.0L V8 "C" & "K" Series	Calif.	All	Fig. Figure
5.7L V8 "C" & "K" Series	Calif.	All	Fig. Figure
5.7L V8 "C" & "K" Series	Fed.	All	Fig. Figure
5.7L V8 "C" & "K" Series	Calif./Fed.	All	Fig. Figure
6.5L V8 "C" & "K" Series	Fed. & High Alt.	All	Fig. Figure
7.4L V8 "C" Series	Calif./Fed.	All	Fig. Figure
7.4L V8 "C" Series	Calif./Fed.	All	Fig. Figure
7.4L V8 "C" Series	Fed. & High Alt.	All	Fig. Figure