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HOMESERVICE MANUALSCHEVROLET2006SUBURBAN C2500, 6.0 UREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1434 (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM)REPAIR INSTRUCTIONSAUXILIARY BATTERY RELAY REPLACEMENTREMOVAL PROCEDURE
2006 Chevrolet Suburban C2500, 6.0 U

Removal Procedure

2006 Chevrolet Suburban C2500, 6.0 USECTION Removal Procedure
WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: Refer to Battery Disconnect Warning .
    Fig 1: View Of Battery & Battery Cable Fasteners
    GM1857067Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the auxiliary battery negative cable. Refer to Battery Negative Cable Disconnection and Connection (With Single Battery) , Battery Negative Cable Disconnection and Connection (With Auxiliary Battery)  or Battery Negative Cable Disconnection and Connection (With Dual Batteries) .
  2. Reposition the auxiliary battery positive cable boot (5) from the auxiliary battery relay stud.
  3. Remove the auxiliary battery positive cable nut (6) from the battery relay stud.
  4. Remove the auxiliary battery positive cable from the auxiliary battery relay.
    5. Fig 2: View Of Battery Cable Nuts, Retainers & Bolts
    GM1857177Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the auxiliary battery positive cable electrical connector (1) from the battery relay.
  6. Reposition the auxiliary battery positive cable boot (5) from the auxiliary battery relay stud.
  7. Remove the auxiliary battery positive cable nut (4) from the battery relay stud.
  8. Remove the auxiliary battery positive cable from the auxiliary battery relay.
    9. Fig 3: View Of Auxiliary Battery Relay & Nuts
    GM1857383Courtesy of GENERAL MOTORS CORP.
  9. Remove the auxiliary battery relay nuts and relay.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.