gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Transmission Control Systems > < Electronic Spark Control (ESC)|Page 2874
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Spark Plug: Specifications

SPARK PLUG TYPE UPDATED BY TSB # 88-T-64    

 

Spark Plug Gap 

0.90 mm (0.035 inches) 

Spark Plug Torque 

20 Nm  (15 lb. ft.)

Spark Plug Type 

AC R43TS

NOTE:  Check the gap specifications given on the Emissions Control Label. If the gap is different from what is listed here, use the information on the
label.

Transmission Control Systems > < Electronic Spark Control (ESC)|Page 2874