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Make and Model > Chevrolet > Avalanche > ABS light on, C0265, C0201, U1041

ABS light on, C0265, C0201, U1041

GM service bulletin #04-05-25-002E for ABS light on, C0265, C0201, U1041

Diagnose and fix ABS light on, C0265, C0201, U1041

GM has issued a service bulletin #04-05-25-002E to address a ABS light on, C0265, C0201, U1041 condition on the vehicles listed below.

2004-07 Buick Ranier

2002-06 Cadillac Escalade, Escalade EXT

2003-06 Cadillac Escalade ESV

1999-07 Chevrolet Silverado Classic

2000-06 Chevrolet Suburban, Tahoe

2002-06 Chevrolet Avalanche

2002-07 Chevrolet Trailblazer, Trailblazer EXT

2003-06 Chevrolet SSR

1999-07 GMC Sierra Classic

2000-07 GMC Envoy, Envoy XL, Sierra Denali Classic

2004-05 GMC Envoy XUV

2002-04 Oldsmobile Bravada

Cause of ABS light on, C0265, C0201, U1041

GM has determined that a poor ground connection at the A poor connection at the EBCM is causing unnecessary replacement of brake modules. The EBCM ground is different for each application. Do not replace the brake module to correct this condition.

Clean the ground connection to fix to ABS light on, C0265, C0201, U1041

• Remove and clean the EBCM Ground. It is located on the frame beneath the driver’s side door. You may find multiple grounds at that location, but the EBCM ground is the heavy (12-gauge) wire.

• The ground point may have a fastener with a welded-on nut. Do NOT reuse the old fastener. New part numbers are listed below.

• Remove the fastener and ground wires and clean the area, front and back, using a tool such as a *3M(TM) Scotch-Brite Roloc disc or equivalent.

• Install the grounds, then the new washer and new bolt to the frame. You may have to enlarge the hole

• IMPORTANT: USE the NEW bolts, washers and nuts specified in this bulletin. These parts have been identified due to their conductive finish.

• Tighten the nut to 79 lb in.

• Spray the ground connection front and back side of the repair area using Rubberized Undercoating.

• Check to ensure a good connection for the negative battery cable to frame ground. It is possible for this ground to cause similar symptoms with the ABS as described above.

New part numbers:

For full size trucks

11588564 Bolt

11609679 Washer

11609746 Nut

Midsize SUVs

11588337 Nut

11610367 Washer

11503749 Nut

©, 2018 Rick Muscoplat

 

Posted on by Rick Muscoplat

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