April 5, 2026: LEMON Manuals is launched! Read the announcement.

Special Tools

Fig 1: Spark Tester (J-26792)

Courtesy of GENERAL MOTORS CORP.

Fig 2: Gauge Bar Set (SA94127E)

Courtesy of GENERAL MOTORS CORP.

Fig 3: Exhaust Back Pressure Gauge (J-35314-A)

Courtesy of GENERAL MOTORS CORP.

Fig 4: Connector Test Adapter (J-43907)

Courtesy of GENERAL MOTORS CORP.