gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

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Engine Controls - Revised DTC 0090 Diagnostics|Page 5425 > < Engine Controls - Revised DTC 0090 Diagnostics|Page 5423

Sierra 3500 2WD V8-6.6L DSL Turbo VIN 2 (2004)

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16. Disconnect the fuel pressure regulator electrical connector (1).

17. Disconnect the oil level sensor harness electrical connector.

18. Reposition the distribution block hose clamps.
19. Remove the distribution block hoses from the distribution block.

Engine Controls - Revised DTC 0090 Diagnostics|Page 5425 > < Engine Controls - Revised DTC 0090 Diagnostics|Page 5423