Is it compatible with GA4 validation?

Absolutely. The skill includes specific workflows for validating GA4 event tags, checking event parameters, and inspecting outgoing HTTP requests via Tag Assistant.

How does gtm-debugging help with tags not firing?

It provides a systematic workflow to check trigger conditions, variable values, and exceptions within the GTM Preview mode to pinpoint exactly why a tag remained inactive during an event.

Does it help with site performance optimization?

Yes, it includes performance-focused audits to identify high-latency custom HTML tags, unnecessary triggers, and duplicate tag fires that can impact page load speed.

Can this skill help with Data Layer issues?

Yes, it provides guidance on inspecting the Data Layer tab in the debug console, verifying object structures, and ensuring the correct timing of data pushes relative to tag firing.

GTM Debugging & Testing

Name: GTM Debugging & Testing
Author: henkisdabro

byhenkisdabro

•

Analytics & Monitoring

Troubleshoots and validates Google Tag Manager implementations using Preview mode, Tag Assistant, and systematic diagnostic workflows.

About

The gtm-debugging skill empowers Claude to act as a Google Tag Manager expert, providing step-by-step guidance for resolving complex implementation errors. It covers everything from diagnosing why tags aren't firing and fixing undefined variables to auditing data layer pushes and optimizing tag sequencing. This skill is essential for developers and marketers who need to ensure data accuracy and site performance by mastering the GTM debug console and Tag Assistant workflows within their coding environment.

Key Features

Diagnostics for undefined variables and data layer path errors
Validation of GTM configurations and version comparisons
Performance auditing for tag execution time and trigger optimization
Systematic troubleshooting for tags that fail to fire or trigger incorrectly
Comprehensive Preview mode and Debug console navigation guidance
8 GitHub stars

Use Cases

Verifying complex data layer pushes for e-commerce and conversion tracking
Identifying why specific tracking tags are failing to trigger on production sites
Auditing GTM containers for performance bottlenecks and duplicate triggers

About

Key Features

Diagnostics for undefined variables and data layer path errors
Validation of GTM configurations and version comparisons
Performance auditing for tag execution time and trigger optimization
Systematic troubleshooting for tags that fail to fire or trigger incorrectly
Comprehensive Preview mode and Debug console navigation guidance
8 GitHub stars

Use Cases

Verifying complex data layer pushes for e-commerce and conversion tracking
Identifying why specific tracking tags are failing to trigger on production sites
Auditing GTM containers for performance bottlenecks and duplicate triggers