Hummer H2. Manual — part 1135
Tighten: Tighten the bolt to 16 N.m (12 lb ft).
6. Install the left hand catalytic convert. Refer to Catalytic Converter Replacement (Right Hand) in
Engine Exhaust.
7. Lower the vehicle.
STARTER MOTOR RELAY REPLACEMENT
Removal Procedure
Fig. 39: Starter Motor Relay
2004 Hummer H2
2004 ELECTRICAL Engine Electrical - Hummer H2
Courtesy of GENERAL MOTORS CORP.
1. Remove the underhood bussed electrical center (UBEC) cover.
2. Remove the starter motor relay. Refer to Relay Replacement (Within an Electrical Center) or Relay
Replacement (Attached to Wire Harness) in Wiring Systems.
Installation Procedure
Fig. 40: Starter Motor Relay
Courtesy of GENERAL MOTORS CORP.
2004 Hummer H2
2004 ELECTRICAL Engine Electrical - Hummer H2
1. Install the starter motor relay. Refer to Relay Replacement (Within an Electrical Center) or Relay
Replacement (Attached to Wire Harness) in Wiring Systems.
2. Install the underhood bussed electrical center (UBEC) cover.
STARTER MOTOR REPLACEMENT
Removal Procedure
CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.
2004 Hummer H2
2004 ELECTRICAL Engine Electrical - Hummer H2
Fig. 41: Battery Ground Negative Cable & Bolt
Courtesy of GENERAL MOTORS CORP.
1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure
(Single Battery) .
2. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
Fig. 42: Transmission Cover Bolt
Courtesy of GENERAL MOTORS CORP.
3. Remove the engine protective shield. Refer to Engine Protection Shield Replacement .
4. Remove the transmission cover bolt.
2004 Hummer H2
2004 ELECTRICAL Engine Electrical - Hummer H2
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