VGEN V GARAGEPUBLIC BETA · VERIFY APPLICATION

GM TRUCKS · 2014–2018 · L83 / L86

Gen V truck
technical reference.

Torque procedures, fastener details, timing, fuel-system setup and application-specific service notes for GM Gen V L83 and L86 truck engines.

5.3L L836.2L L86Silverado · Sierra · Tahoe · Yukon · Suburban · Escalade
Front view of an L86 Gen V engine during assembly
ACTUAL L86Front-cover and block architecture shown
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BEFORE USING A SPECIFICATION

Application and condition still matter

Technical-information disclaimer

This is an independent reference and is not affiliated with or endorsed by General Motors, Chevrolet, GMC, Cadillac, Amazon or any parts manufacturer. Specifications can vary with model year, engine RPO, vehicle platform, fastener revision and service procedure.

Confirm the exact application and current manufacturer instructions before assembly. Aftermarket fasteners and components must use the instructions supplied with that exact product. Gen V Garage cannot inspect your parts, measurements, workmanship or engine condition and is not responsible for damage resulting from incorrect application or installation.

WHEN SOURCES CONFLICT

Stop and resolve the application before tightening the fastener. Submit the conflicting source through the correction form so the reference can be reviewed.